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P9X79

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Liliana Ortiz
April 3, 2025

My desktop won't power on. I see a Red power button light on the motherboard and a green reset button light on the motherboard. Do I need to hit the reset button to have my desktop start up again? Thank you

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Summary of Contents for Asus P9X79

  • Page 1 P9X79...
  • Page 2 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
  • Page 3: Table Of Contents

    Product highlights................ 1-2 1.3.2 Dual Intelligent Processors 3 with New DIGI+ Power Control ..1-3 1.3.3 ASUS Exclusive Features ............1-4 1.3.4 ASUS Quiet Thermal Solution ............. 1-4 1.3.5 ASUS EZ DIY ................1-5 1.3.6 Other special features ..............1-6 Chapter 2: Hardware information Before you proceed ...................
  • Page 4: Contents

    APM ..................3-35 Monitor menu ................... 3-36 Boot menu ....................3-39 Tools menu ....................3-41 3.8.1 ASUS EZ Flash 2 Utility ............3-41 3.8.2 ASUS DRAM SPD Information ..........3-42 3.8.3 ASUS O.C. Profile ..............3-43 Exit menu ....................3-44 3.10...
  • Page 5 FAN Xpert+ ................4-11 4.3.6 Sensor Recorder ............... 4-12 4.3.7 Probe II..................4-13 4.3.8 USB 3.0 Boost................4-14 4.3.9 ASUS Update ................4-15 4.3.10 MyLogo2 ................... 4-16 4.3.11 Audio configurations..............4-18 RAID configurations ................4-19 4.4.1 RAID definitions ................ 4-19 4.4.2...
  • Page 6: Notices

    Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the chemical substances in our products at ASUS REACH website at http://csr.asus.com/english/REACH.htm. DO NOT throw the motherboard in municipal waste. This product has been designed to enable proper reuse of parts and recycling.
  • Page 7: Safety Information

    Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device.
  • Page 8: About This Guide

    Where to find more information Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
  • Page 9: Conventions Used In This Guide

    Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual. DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task.
  • Page 10: P9X79 Specifications Summary

    ** Hyper DIMM support is subject to the physical characteristics of individual CPUs. Some hyper DIMMs only support one DIMM per channel. Please refer to Memory QVL for details. *** Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors Lists). Expansion slots 2 x PCI Express 3.0 x16 slots (Dual at x16/ x16 mode) )
  • Page 11 ASUS TPU - Auto Tuning, TurboV, TPU switch ASUS EPU - EPU, EPU switch ASUS Exclusive Features: - ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface - USB 3.0 Boost - MemOK! - AI Suite II - Ai Charger...
  • Page 12 BIOS features 64 Mb Flash ROM, UEFI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.6, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3 Manageability WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE...
  • Page 13: Chapter 1: Product Introduction

    ® The motherboard delivers a host of new features and latest technologies, making it another standout in the long line of ASUS quality motherboards! Before you start installing the motherboard, and hardware devices on it, check the items in your package with the list below.
  • Page 14: Special Features

    * This motherboard is ready to support PCIe 3.0 SPEC. Functions will be available when using PCIe 3.0-compliant devices. Please refer to www.asus.com for updated details. Chapter 1: Product Introduction...
  • Page 15: Dual Intelligent Processors 3 With New Digi+ Power Control

    This proprietary design, with its precise yet flexible power adjustments, increases overclocking headroom to push performance to its full potential. Unleash your performance with ASUS’ simple onboard switch or AI Suite II utility. The TPU chip offers precise voltage control and advanced monitoring through Auto Tuning and TurboV functions.
  • Page 16: Asus Exclusive Features

    Combining usability and aesthetics, the stylish ASUS heatsink gives users an extremely silent and cool experience with elegant design.
  • Page 17: Asus Ez Diy

    ASUS EZ-Flash 2 ASUS EZ Flash 2 is a user-friendly utility that allows you to update the BIOS without using a bootable floppy disk or an OS-based utility. 1.3.6...
  • Page 18: Dts Connect

    The motherboard is European Union’s Energy-related Products (ErP) ready, and ErP requires products to meet certain energy efficiency requirement in regards to energy consumptions. This is in line with ASUS vision of creating environment-friendly and energy-efficient products through product design and innovation to reduce carbon footprint of the product and thus mitigate environmental impacts.
  • Page 19: Chapter 2: Hardware Information

    Before you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the power supply. Failure to do so may cause severe damage to the motherboard, peripherals, or components. ASUS P9X79...
  • Page 20: Motherboard Overview

    Motherboard overview 2.2.1 Motherboard layout Refer to 2.2.8 Internal connectors and 2.3.11 Rear panel connection for more information about rear panel connectors and internal connectors. Chapter 2: Hardware information...
  • Page 21: Layout Contents

    TPM connector (20-1 pin TPM) 2-26 USB 2.0 connectors (10-1 pin USB78, USB910, USB1112, 2-25 USB1314) Serial port connector (10-1 pin COM1) 2-26 Digital audio connector (4-1 pin SPDIF_OUT) 2-27 Front panel audio connector (10-1 pin AAFP) 2-29 ASUS P9X79...
  • Page 22: Central Processing Unit (Cpu)

    Contact your retailer immediately if the PnP cap is missing, or if you see any damage to the PnP cap/socket contacts/motherboard components. ASUS will shoulder the cost of repair only if the damage is shipment/ transit-related.
  • Page 23: System Memory

    The motherboard comes with eight Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) slots. A DDR3 module is notched differently from a DDR or DDR2 module. DO NOT install a DDR or DDR2 memory module to the DDR3 slot. Recommended memory configurations ASUS P9X79...
  • Page 24: Memory Configurations

    • According to Intel spec, the max. 64GB memory capacity can be supported with DIMMs of 8GB (or above). ASUS will update QVL once the DIMMs are available on the market. • According to Intel CPU spec, DIMM voltage below 1.65V is recommended to protect the CPU.
  • Page 25 • )(XMP) 2GB ) CORSAIR CMT4GX3M2B2133C9(XMP) 4GB ( 2x 9-10-9-27 1.5 • • 2GB ) G.SKILL F3-17066CL9D- 8GB ( 2x 9-9-9-24 1.65 • • • 8GBPID(XMP) 4GB ) GEIL GE34GB2133C9DC(XMP) 4GB(2 x 9-9-9-28 1.65 • • • 2GB) ASUS P9X79...
  • Page 26 P9X79 Motherboard Qualified Vendors Lists (QVL) DDR3 2133 MHz capability (continued) Vendors Part No. Size SS/DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 2 DIMM 4 DIMM 6 DIMM 8 DIMM KINGSTON KHX2133C9AD3T1K2/ 4GB ( 2x 1.65 •...
  • Page 27 6GB ( 3x 2GB ) 9-9-9-24 1.65 • CORSAIR CMX6GX3M3C1600C7(XMP) 6GB ( 3x 2GB ) 7-8-7-20 1.65 • • • CORSAIR TR3X6G1600C8D(XMP) 6GB(3 x 2GB) 8-8-8-24 1.65 • CORSAIR CMP8GX3M2A1600C9(XMP) 8GB ( 2x 4GB ) 9-9-9-24 1.65 • ASUS P9X79...
  • Page 28 P9X79 Motherboard Qualified Vendors Lists (QVL) DDR3 1600 MHz capability (continued) Vendors Part No. Size SS/DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 2 DIMM 4 DIMM 6 DIMM 8 DIMM CORSAIR CMZ8GX3M2A1600C8(XMP) 8GB ( 2x 8-8-8-24 1.5 •...
  • Page 29 8GB ( 2x 8-9-8-24 1.65 • • • • 4GB ) Team TXD31024M1600C8-D(XMP) 1GB Team T3D1288RT-16 8-8-8-24 1.65 • • • Team TXD32048M1600C7-L(XMP) 2GB Team T3D1288LT-16 7-7-7-24 1.65 • Team TXD32048M1600HC8- Team T3D1288RT-16 8-8-8-24 1.65 • • • D(XMP) ASUS P9X79 2-11...
  • Page 30 P9X79 Motherboard Qualified Vendors Lists (QVL) DDR3 1333 MHz capability Vendors Part No. Size Chip Chip NO. Timing Voltage DIMM socket support (Optional) Brand 2 DIMM 4 DIMM 6 DIMM 8 DIMM A-DATA AD63I1B0823EV A-DATA 3CCA-1509A • • • A-DATA AXDU1333GC2G9(XMP) 9-9-9-24 1.25~1.35 •...
  • Page 31 • Transcend JM1333KLN-4G Transcend TK483PCW3 9-9-9-24 • • • • Transcend TS512MLK64V3N ( Micron IED27 D9LGK • • • • 585538 ) Transcend TS512MLK64V3N Hynix H5TQ2G83BFR • (389889) Transcend TS512MLK64V3N Micron D9LGK • • • • (574831) ASUS P9X79 2-13...
  • Page 32 Hyper DIMM support is subject to the physical characteristics of individual CPUs. Load the X.M.P. or D.O.C.P. settings in the BIOS for the hyper DIMM support. • Visit the ASUS website for the latest QVL. 2-14 Chapter 2: Hardware information...
  • Page 33: Expansion Slots

    PCIe 3.0 x16_2 slot (dual at x16/x16 mode) PCI slot 1 PCIe 3.0 x16_3 slot (at x8 mode) PCI Express operating mode VGA configuration PCIe x16_1 PCIe x16_2 PCIe x16_3 Single VGA/PCIe card (Recommend for single VGA) Dual VGA/PCIe card ASUS P9X79 2-15...
  • Page 34: Irq Assignments For This Motherboard

    • In single VGA card mode, use the PCIe 3.0 x16_1 slot (blue) for a PCI Express x16 graphics card to get better performance. • In CrossFireX™ or SLI™ mode, use the PCIe 3.0 x16_1 and PCIe 3.0 x16_2 slots for PCI Express x16 graphics cards to get better performance.
  • Page 35: Onboard Switches

    BIOS default settings. A messgae will appear during POST reminding you that the BIOS has been restored to its default settings. • We recommend that you download and update to the latest BIOS version from the ASUS website at www.asus.com after using the MemOK! function. ASUS P9X79 2-17...
  • Page 36 TPU switch Turning this switch to Enable will automatically optimize the system for fast, yet stable clock speeds. For ensuring the system performance, turn the switch setting to Enable when the system is powered off. • The TPU LED (O2LED2) near the TPU switch lights when the switch setting is turned to Enable.
  • Page 37 • You may change the EPU settings in the software application or BIOS setup program, and enable the EPU function at the same time. However, the system will use the last setting you have made. ASUS P9X79 2-19...
  • Page 38: Onboard Leds

    2.2.6 Onboard LEDs Standby Power LED The Standby Power LED will light up once the system is connected to a power source. Q-LEDs These ID LEDs of CPU, DRAM, VGA card, and HDD indicate key component status during POST (Power-on Self Test), providing an elegant embellishment to the motherboard design.
  • Page 39 TPU LED The TPU LED lights when the TPU switch is turned to Enable. EPU LED The EPU LED lights when the EPU switch is turned to Enable. ASUS P9X79 2-21...
  • Page 40: Jumper

    2.2.7 Jumper Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, which include system setup information such as system passwords.
  • Page 41: Internal Connectors

    Driver during Windows 7 or Vista installation for the system to detect the Optical Disk Drive (the ODD should be connected to the Intel SATA ports), or else the ODD will not run. We strongly recommend you save the IRST Driver from SCD to the USB Flash Drive before OS installation. ASUS P9X79 2-23...
  • Page 42 ® Intel X79 Serial ATA 3.0 Gb/s connectors (7-pin SATA3G_3–6 [blue]) These connectors connect to Serial ATA 3.0 Gb/s hard disk drives and optical disc drives via Serial ATA 3.0 Gb/s signal cables. If you installed Serial ATA hard disk drives, you can create a RAID 0, 1, 5, and 10 ®...
  • Page 43: Usb 2.0 Connectors

    Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! You can connect the front panel USB cable to the ASUS Q-Connector (USB, blue) first, and then install the Q-Connector (USB) to the USB connector onboard if your chassis supports front panel USB ports.
  • Page 44 TPM connector (20-1 pin TPM) This connector supports a Trusted Platform Module (TPM) system, which can securely store keys, digital certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity. Serial port connector (10-1 pin COM1) This connector is for a serial (COM) port.
  • Page 45 This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect the S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis. The S/PDIF module is purchased separately. ASUS P9X79 2-27...
  • Page 46 • The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power. • Only the CPU_FAN and CHA_FAN1/2/3/4 connectors support the ASUS Fan Xpert+ feature. • If you install two VGA cards, we recommend that you plug the rear chassis fan cable to the motherboard connector labeled CHA_FAN1 or CHA_FAN2 for better thermal environment.
  • Page 47 Front Panel Type item in the BIOS setup to [HD]; if you want to connect an AC'97 front panel audio module to this connector, set the item to [AC97]. By default, this connector is set to [HD]. ASUS P9X79 2-29...
  • Page 48 1000W power or above to ensure the system stability. • If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. 2-30 Chapter 2: Hardware information...
  • Page 49: System Panel Connector

    Pressing the power switch for more than four seconds while the system is ON turns the system OFF. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power. ASUS P9X79 2-31...
  • Page 50: Building Your Computer System

    Building your computer system 2.3.1 Additional tools and components to build a PC system 1 bag of screws Philips (cross) screwdriver PC chassis Power supply unit Intel LGA 2011 CPU Intel LGA 2011 compatible CPU Fan DIMM SATA hard disk drive SATA optical disc drive (optional) Graphics card (optional) The tools and components in the table above are not included in the motherboard package.
  • Page 51: Cpu Installation

    Please note the order in opening/ closing the double latch. Follow the instructions printed on the metal sealing hatch or the illustrations shown below in this manual. The plastic cap will pop up automatically once the CPU is in place and the hatch properly sealed down. Load lever ASUS P9X79 2-33...
  • Page 52 Triangle mark 2-34 Chapter 2: Hardware information...
  • Page 53: Cpu Heatsink And Fan Assembly Installation

    2.3.3 CPU heatsink and fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan if necessary. To install the CPU heatsink and fan assembly ASUS P9X79 2-35...
  • Page 54: Dimm Installation

    2.3.4 DIMM installation To remove a DIMM 2-36 Chapter 2: Hardware information...
  • Page 55: Motherboard Installation

    2.3.5 Motherboard installation The diagrams in this section are for reference only. The motherboard layout may vary with models, but the installation steps remain the same. ASUS P9X79 2-37...
  • Page 56 DO NOT overtighten the screws! Doing so can damage the motherboard. 2-38 Chapter 2: Hardware information...
  • Page 57: Atx Power Connection

    2.3.6 ATX Power connection ASUS P9X79 2-39...
  • Page 58: Sata Device Connection

    2.3.7 SATA device connection 2-40 Chapter 2: Hardware information...
  • Page 59: Front I/O Connector

    2.3.8 Front I/O Connector To install ASUS Q-Connector To install USB 2.0 Connector To install front panel audio connector AAFP USB 2.0 ASUS P9X79 2-41...
  • Page 60: Expansion Card Installation

    2.3.9 Expansion Card installation To install PCIe x16 cards To install PCIe x1 cards 2-42 Chapter 2: Hardware information...
  • Page 61: Usb Bios Flashback

    BIOS is automatically flashed using standby power. Worry-free overclocking for the ultimate convenience! Download the BIOS ROM file from the ASUS service website (www.asus.com). Rename it P9X79.ROM, save the program to a USB portable disk, and place it in the root directory.
  • Page 62: Rear Panel Connection

    2.3.11 Rear panel connection Rear panel connectors 1. PS/2 keyboard and mouse port 7. IEEE 1394a port 2. USB 2.0 ports 8. Optical S/PDIF Out port 3. External SATA port 9. USB BIOS Flashback button 4. Intel LAN (RJ-45) port* 10.
  • Page 63 Front Speaker Out Front Speaker Out Pink Mic In Mic In Mic In Mic In Orange – – Center/Subwoofer Center/Subwoofer Black – Rear Speaker Out Rear Speaker Out Rear Speaker Out Gray – – – Side Speaker Out ASUS P9X79 2-45...
  • Page 64: Audio I/O Connections

    2.3.12 Audio I/O connections Audio I/O ports Connect to Headphone and Mic Connect to Stereo Speakers Connect to 2.1 channel Speakers 2-46 Chapter 2: Hardware information...
  • Page 65 Connect to 4.1 channel Speakers Connect to 5.1 channel Speakers Connect to 7.1 channel Speakers When the DTS UltraPC II function is enabled, ensure to connect the rear speaker to the gray port. ASUS P9X79 2-47...
  • Page 66: Starting Up For The First Time

    Starting up for the first time After making all the connections, replace the system case cover. Be sure that all switches are off. Connect the power cord to the power connector at the back of the system chassis. Connect the power cord to a power outlet that is equipped with a surge protector. Turn on the devices in the following order: Monitor External SCSI devices (starting with the last device on the chain)
  • Page 67: Chapter 3: Bios Setup

    BIOS setup Knowing BIOS The new ASUS UEFI BIOS is an Unified Extensible Firmware Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond traditional keyboard- only BIOS controls to enable more flexible and convenient mouse input. Users can easily navigate the new UEFI BIOS with the same smoothness as their operating system.
  • Page 68: Ez Mode

    Quick switch to frequently Loads optimized default Power Saving mode used menus. Normal mode ASUS Optimal mode Selects the boot device priority Selects the boot device priority Displays the system properties of the selected mode on the right hand side •...
  • Page 69: Advanced Mode

    The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode. Refer to the following sections for the detailed configurations. To access the EZ Mode, click Exit, then select ASUS EZ Mode. Menu items Menu bar...
  • Page 70: Menu Items

    Menu items The highlighted item on the menu bar displays the specific items for that menu. For example, selecting Main shows the Main menu items. The other items (Ai Tweaker, Advanced, Monitor, Boot, Tool, and Exit) on the menu bar have their respective menu items.
  • Page 71: Main Menu

    RAM to clear the BIOS password. See section 2.2.7 Jumper for information on how to erase the RTC RAM. • The Administrator or User Password items on top of the screen show the default Not Installed. After you set a password, these items show Installed. ASUS P9X79...
  • Page 72: Administrator Password

    Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected fields in the BIOS setup program. To set an administrator password: Select the Administrator Password item and press <Enter>.
  • Page 73: Ai Tweaker Menu

    Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field values can cause the system to malfunction. The configuration options for this section vary depending on the CPU and DIMM model you installed on the motherboard. Scroll down to display the following items: ASUS P9X79...
  • Page 74 Scroll down to display the following items: Ai Overclock Tuner [Auto] Allows you to select the CPU overclocking options to achieve the desired CPU internal frequency. Select any of these preset overclocking configuration options: [Auto] Loads the optimal settings for the system. [Manual] Allows you to individually set overclocking parameters.
  • Page 75 Configuration options: [Auto] [Light Power Saving Mode] [Medium Power Saving Mode] [Max Power Saving Mode] OC Tuner OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system performance. Configuration options: [OK] [Cancel] ASUS P9X79...
  • Page 76: Dram Timing Control

    3.4.1 DRAM Timing Control The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard and press the <Enter> key. Changing the values in this menu may cause the system to become unstable! If this happens, revert to the default settings.
  • Page 77 Scroll down to display the following items: Scroll down to display the following items: ASUS P9X79 3-11...
  • Page 78 Scroll down to display the following items: Primary Timings DRAM CAS# Latency [Auto] Use the <+> and <-> keys to adjust the value. The values range from 3 to 15 with 1 interval. The values range from 3 to 15 with 1 interval. DRAM RAS# to CAS# Delay [Auto] Use the <+>...
  • Page 79 Configuration options: [Auto] [Advance 14 Clock] [Advance 12 Clock] [Advance 10 Clock] [Advance 8 Clock] [Advance 6 Clock] [Advance 4 Clock] [Advance 2 Clock] [Normal] [Delay 2 Clock] [Delay 4 Clock] [Delay 6 Clock] [Delay 8 Clock] [Delay 10 Clock] [Delay 12 Clock] [Delay 14 Clock] ASUS P9X79 3-13...
  • Page 80 DRAM IOL (CHA D0 R0) [Auto] Configuration options: [Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [Advance 11 Clock] [Advance 10 Clock] [Advance 9 Clock] [Advance 8 Clock] [Advance 7 Clock] [Advance 6 Clock] [Advance 5 Clock] [Advance 4 Clock] [Advance 3 Clock] [Advance 2 Clock] [Advance 1 Clock] [Normal] [Delay 1 Clock] [Delay 2 Clock] [Delay 3 Clock] [Delay 4 Clock] [Delay 5 Clock] [Delay 6 Clock] [Delay 7 Clock] [Delay 8 Clock] [Delay 9 Clock] [Delay 10 Clock] [Delay 11 Clock] [Delay 12 Clock] [Delay 13 Clock] [Delay 14 Clock]...
  • Page 81 Configuration options: [Auto] [Advance 14 Clock] [Advance 12 Clock] [Advance 10 Clock] [Advance 8 Clock] [Advance 6 Clock] [Advance 4 Clock] [Advance 2 Clock] [Normal] [Delay 2 Clock] [Delay 4 Clock] [Delay 6 Clock] [Delay 8 Clock] [Delay 10 Clock] [Delay 12 Clock] [Delay 14 Clock] ASUS P9X79 3-15...
  • Page 82 DRAM IOL (CHB D1 R1) [Auto] [Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [Advance 11 Clock] [Advance 10 Clock] [Advance 9 Clock] [Advance 8 Clock] [Advance 7 Clock] [Advance 6 Clock] [Advance 5 Clock] [Advance 4 Clock] [Advance 3 Clock] [Advance 2 Clock] [Advance 1 Clock] [Normal] [Delay 1 Clock] [Delay 2 Clock] [Delay 3 Clock] [Delay 4 Clock] [Delay 5 Clock] [Delay 6 Clock] [Delay 7 Clock] [Delay 8 Clock] [Delay 9 Clock] [Delay 10 Clock] [Delay 11 Clock] [Delay 12 Clock] [Delay 13 Clock] [Delay 14 Clock]...
  • Page 83 Configuration options: [Auto] [Advance 14 Clock] [Advance 12 Clock] [Advance 10 Clock] [Advance 8 Clock] [Advance 6 Clock] [Advance 4 Clock] [Advance 2 Clock] [Normal] [Delay 2 Clock] [Delay 4 Clock] [Delay 6 Clock] [Delay 8 Clock] [Delay 10 Clock] [Delay 12 Clock] [Delay 14 Clock] ASUS P9X79 3-17...
  • Page 84 DRAM IOL (CHD D1 R0) [Auto] [Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [Advance 11 Clock] [Advance 10 Clock] [Advance 9 Clock] [Advance 8 Clock] [Advance 7 Clock] [Advance 6 Clock] [Advance 5 Clock] [Advance 4 Clock] [Advance 3 Clock] [Advance 2 Clock] [Advance 1 Clock] [Normal] [Delay 1 Clock] [Delay 2 Clock] [Delay 3 Clock] [Delay 4 Clock] [Delay 5 Clock] [Delay 6 Clock] [Delay 7 Clock] [Delay 8 Clock] [Delay 9 Clock] [Delay 10 Clock] [Delay 11 Clock] [Delay 12 Clock] [Delay 13 Clock] [Delay 14 Clock]...
  • Page 85: Digi+ Power Control

    This item allows you to adjust the voltage range from the following percentages to boost the system performance: 0% (Regular), 25% (Medium), 50% (High), 75% (Ultra High) and 100% (Extreme). Configuration options: [Auto] [Regular] [Medium] [High] [Ultra High] [Extreme] The actual performance boost may vary depending on your CPU specifiation. ASUS P9X79 3-19...
  • Page 86 CPU Current Capability [Auto] This item provides wider total power range for overclocking. A higher value brings a wider total power range and extends the overclocking frequency range simultaneously. Configuration options: [Auto] [100%] [110%] [120%] [130%] [140%] Do not remove the thermal module while changing the DIGI+ Power Control related parameters .
  • Page 87 DRAM-AB Power Phase control [Auto] [Auto] Allows you to set the Auto mode. [Optimized] Allows you to set ASUS optimized phase tuning profile. [Extreme] Allows you to set the Full phase mode. DRAM-CD Current Capability [100%] Setting a higher value brings a wider total power range and extends the overclocking frequency range simultaneously.
  • Page 88: Cpu Performance Settings

    3.4.3 CPU Performance Settings The items in this menu is setting for CPU Ratio/Features. is setting for CPU Ratio/Features. CPU Ratio [Auto] This item allows user manually adjust the maximum non-turbo CPU ratio, The value will be limit to CPU base or factory setting. Enhanced Intel SpeedStep Technology [Enabled] Enhanced Intel SpeedStep Technology, allows the system operation system to dynamically adjust processor voltage and cores frequency, which can result in decreased average power...
  • Page 89 Power Limit 1. Default setting is 1.25 times Power Limit 1. For Intel recommend, platform must be capable of supporting over Power Limit 2 for up to 10 msec. ASUS board can support over Power Limit 2 for a long duration. Use the <+> and <-> keys to adjust the value.
  • Page 90 DRAM Voltage (CHA, CHB) [Auto] Allows you to set the DRAM voltage. The values range from 1.20V to 1.99V with a 0.005V interval. DRAM Voltage (CHC, CHD) [Auto] Allows you to set the DRAM voltage. The values range from 1.20V to 1.99V with a 0.005V interval.
  • Page 91 DRAM Read REF Voltage on CHC [Auto] Allows you to set the DRAM Read Reference Voltage on Channel C. The values range from 0.3850x to 0.6150x with a 0.005x interval. Different ratio might enhance DRAM overclocking ability. ASUS P9X79 3-25...
  • Page 92: Advanced Menu

    DRAM Read REF Voltage on CHD [Auto] Allows you to set the DRAM Read Reference Voltage on Channel D. The values range from 0.3850x to 0.6150x with a 0.005x interval. Different ratio might enhance DRAM overclocking ability. CPU Freq Spread Spectrum [Auto] [Auto] Sets to Auto mode.
  • Page 93: Cpu Configuration

    Limit CPUID Maximum Disabled F2: Previous Values F3: Shortcut Execute Disable Bit Enabled F5: Optimized Defaults F6: ASUS Ratio Boost Intel Virtualization Technology Enabled F10: Save ESC: Exit F12: Print Screen > CPU Power Management Configuration Version 2.10.1208. Copyright (C) 2011 American Megatrends, Inc.
  • Page 94: Cpu Power Management Configuration

    Active Processor Cores [All] Allows you to choose the number of CPU cores to activate in each processor package. The configuration options will be vary with CPU specification. Configuration options: [All] Limit CPUID Maximum [Disabled] [Enabled] Allows legacy operating systems to boot even without support for CPUs with extended CPUID functions.
  • Page 95: Pch Configuration

    Not Present Hot Plug Disabled SATA 3G_3 (Blue) Not Present Hot Plug Disabled SATA 3G_4 (Blue) Not Present Hot Plug Disabled SATA 3G_5 (Blue) Not Present Hot Plug Disabled SATA 3G_6 (Blue) Not Present Hot Plug Disabled ASUS P9X79 3-29...
  • Page 96 SATA Mode [AHCI Mode] Allows you to set the SATA configuration. [Disabled] Disables the SATA function. [IDE Mode] Set to [IDE Mode] when you want to use the Serial ATA hard disk drives as Parallel ATA physical storage devices. [AHCI Mode] Set to [AHCI Mode] when you want the SATA hard disk drives to use the AHCI (Advanced Host Controller Interface).
  • Page 97 SATA3G_6 (Blue) Hot Plug [Disabled] This item appear only when you set the previous item to [AHCI Mode] and [RAID Mode]. It’s allow user to enabled/disabled SATA Hot Plug Support. Configuration options: [Disabled] Configuration options: [Disabled] [Enabled]. ASUS P9X79 3-31...
  • Page 98: Usb Configuration

    3.5.5 USB Configuration The items in this menu allow you to change the USB-related features. UEFI BIOS Utility - Advanced Mode Exit Ai Tweaker Main Advanced Monitor Boot Tool Back Advanced\ USB Configuration > USB Configuration Enables Legacy USB support. AUTO option disables legacy support if no USB Devices: USB devices are connected.
  • Page 99: Onboard Devices Configuraton

    Enabled F1: General Help F2: Previous Values F3: Shortcut > Serial Port Configuration F5: Optimized Defaults F6: ASUS Ratio Boost F10: Save ESC: Exit F12: Print Screen Version 2.10.1208. Copyright (C) 2011 American Megatrends, Inc. Azalia HD Audio [Enabled] [Disabled] Disables the controller.
  • Page 100: Serial Port Configuration

    Intel LAN PXE OPROM [Disabled] This item appears only when you set the previous item to [Enabled] and allows you to enable or disable the PXE OptionRom of the Intel LAN controller. Configuration options: [Enabled] [Disabled] VIA 1394 Controller [Enabled] This item allows you to enable or disable VIA 1394.
  • Page 101: Apm

    ErP Ready [Disabled] This item allows user to switch off some power at S5 to get the system ready for ErP requirement. When set to Enabled, all other PME options will be switched off. Configuration options: [Disabled] [Enabled] ASUS P9X79 3-35...
  • Page 102: Monitor Menu

    Enabled F3: Shortcut F5: Optimized Defaults Chassis 1 Fan Speed Low Limit 600 RPM F6: ASUS Ratio Boost F10: Save ESC: Exit F12: Print Screen Version 2.10.1208. Copyright (C) 2011 American Megatrends, Inc. Scroll down to display the following items:...
  • Page 103 The values range from 0% to 100%. When the CPU temperature is under 40�C, the CPU fan will operate at the minimum When the CPU temperature is under 40�C, the CPU fan will operate at the minimum duty cycle. ASUS P9X79 3-37...
  • Page 104 Chassis 1/2/3/4 Q-Fan Control [Enabled] [Disabled] Disables the Chassis Q-Fan control feature. [Enabled] Enables the Chassis Q-Fan control feature. Chassis 1/2/3/4 Fan Speed Low Limit [600 RPM] This item appears only when you enable the Chassis 1/2/3/4 Q-Fan Control feature and allows you to disable or set the chassis fan warning speed.
  • Page 105: Boot Menu

    Full Screen Logo [Enabled] [Enabled] Enables the full screen logo display feature. [Disabled] Disables the full screen logo display feature. Set this item to [Enabled] to use the ASUS MyLogo 2™ feature. Wait For ‘F1’ If Error [Enabled] [Disabled] Disables this function. [Enabled] The system waits for the <F1>...
  • Page 106: Boot Option Priorities

    • To select the boot device during system startup, press <F8> when ASUS Logo appears. • To access Windows OS in Safe Mode, press <F8> after POST.
  • Page 107: Tools Menu

    3.8.1 ASUS EZ Flash 2 Utility Allows you to run ASUS EZ Flash 2 Utility. When you press <Enter>, a confirmation message appears. Use the left/right arrow key to select between [Yes] or [No], then press <Enter> to confirm your choice.
  • Page 108: Asus Dram Spd Information

    UEFI BIOS Utility - Advanced Mode Exit Main Ai Tweaker Advanced Monitor Boot Tool Back Tool\ ASUS DRAM SPD Information > > DIMM_A1 > DIMM_A2 > DIMM_B1 > DIMM_B2 > DIMM_C1 > DIMM_C2 > DIMM_D1 > DIMM_D2 UEFI BIOS Utility - Advanced Mode...
  • Page 109: Asus O.c. Profile

    Exit Main Ai Tweaker Advanced Monitor Boot Tool Back Tool\ ASUS O.C. Profile > O.C. Profile Configuration Input the label of setup profile ========================================================== Setup Profile1 Status : Not Installed Setup Profile2 Status : Not Installed Setup Profile3 Status :...
  • Page 110: Exit Menu

    Load Optimized Defaults Save Changes & Reset Discard Changes & Exit ASUS EZ Mode Launch UEFI Shell from filesystem device Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menus.
  • Page 111: Updating Bios

    BIOS in the future. Copy the original motherboard BIOS using the ASUS Update or BIOS Updater utilities. 3.10.1 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Windows environment. The ASUS Update utility allows you to: ®...
  • Page 112 To update the BIOS through the Internet: From the ASUS Update screen, select Update BIOS from Internet, and then click Next. Select the ASUS FTP site nearest you to avoid network traffic. If you want to enable the BIOS downgradable function and auto...
  • Page 113 The screenshots in this section are for reference only. The actual BIOS information vary by models. • Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration. ASUS P9X79 3-47...
  • Page 114: Asus Ez Flash 2 Utility

    3.10.2 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you to update the BIOS without having to use a bootable floppy disk or an OS-based utility. Before you start using this utility, download the latest BIOS from the ASUS website at www.asus.com.
  • Page 115: Asus Crashfree Bios 3 Utility

    The BIOS file in the motherboard support DVD may be older than the BIOS file published on the ASUS official website. If you want to use the newer BIOS file, download the file at support.asus.com and save it to a USB flash drive.
  • Page 116: Asus Bios Updater

    3.10.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update BIOS in DOS environment. This utility also allows you to copy the current BIOS file that you can use as a backup when the BIOS fails or gets corrupted during the updating process.
  • Page 117 BIOS backup is done, press any key to return to the DOS prompt. ASUSTek BIOS Updater for DOS V1.18 [2011/04/29] Current ROM Update ROM BOARD: P9X79 BOARD: Unknown VER: 0228 VER: Unknown DATE: 08/26/2011 DATE: Unknown PATH: BIOS backup is done! Press any key to continue. Note Saving BIOS: ASUS P9X79 3-51...
  • Page 118 Updating the BIOS file To update the BIOS file using BIOS Updater At the FreeDOS prompt, type bupdater /pc /g and press <Enter>. D:\>bupdater /pc /g The BIOS Updater screen appears as below. ASUSTek BIOS Updater for DOS V1.18 [2011/04/29] Current ROM Update ROM BOARD:...
  • Page 119: Chapter 4: Software Support

    The contents of the support DVD are subject to change at any time without notice. Visit the ASUS website at www.asus.com for updates. 4.2.1 Running the support DVD Place the support DVD into the optical drive.
  • Page 120: Obtaining The Software Manuals

    ® Acrobat Reader from the Utilities menu before opening the files. ® Click on the Manual tab. Click on ASUS Motherboard Utility Guide from the manual list on the left. The Manual folder of the support DVD appears. Double-click the folder of your selected software.
  • Page 121: Software Information

    4.3.1 AI Suite II AI Suite II is an all-in-one interface that integrates several ASUS utilities and allows users to launch and operate these utilities simultaneously. Installing AI Suite II To install AI Suite II on your computer Place the support DVD to the optical drive.
  • Page 122: Turbov Evo

    After installing AI Suite II from the motherboard support DVD, launch TurboV EVO by clicking Tool > TurboV EVO on the AI Suite II main menu bar. Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration.
  • Page 123 Set the CPU Ratio Setting item in BIOS to [Auto] before using the CPU Ratio function • in TurboV. Refer to Chapter 3 of your motherboard user manual for details. • The CPU Ratio bars show the status of the CPU cores, which vary with your CPU model. ASUS P9X79...
  • Page 124: Auto Tuning

    • The value on the CPU Strap diagram varies with your CPU model. Auto Tuning ASUS TurboV EVO includes two auto tuning modes, providing the most flexible auto-tuning options. • The overclocking result varies with the CPU model and the system configuration.
  • Page 125 Click Stop if you want to cancel the Overclocking process. TurboV automatically adjusts and saves BIOS settings and restarts the system. After re-entering Windows, a message appears indicating auto tuning success. Click OK to exit. ASUS P9X79...
  • Page 126: Digi+ Power Control

    4.3.3 DIGI+ Power Control DIGI+ PowerControl allows you to adjust VRM voltage and frequency modulation to enhance reliability and stability. It also provides the highest power efficiency, generating less heat to longer component lifespan and minimize power loss. After installing AI Suite II from the motherboard support DVD, launch DIGI+ Power Control by clicking Tool >...
  • Page 127 OC Range. DRAM Power Phase Control Select Extreme for full phase mode to increase system performance or select Optimized for ASUS optimized phase tuning profile to increase DRAM power efficiency. • The actual performance boost may vary depending on your CPU and DRAM specification.
  • Page 128: Epu

    Select From the Last Reset to show the total CO2 that has been reduced since you click the Clear button • Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration. 4-10...
  • Page 129: Fan Xpert

    However, the fan will speed up when the temperature exceeds 70°C. • User: Allows you to configure the CPU fan profile under certain limitations. Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration. ASUS P9X79...
  • Page 130: Sensor Recorder

    4.3.6 Sensor Recorder Sensor Recorder monitors the changes in the system voltage, temperature, and fan speed on a timeline. The History Record function allows you to designate specific time spans on record to keep track of the three system statuses for certain purposes. Launching Sensor Recorder After installing AI Suite II from the motherboard support DVD, launch Sensor Recorder by clicking Tool >...
  • Page 131: Probe Ii

    Saves your configuration Loads your saved Applies your Loads the default configuration changes threshold values for each sensor Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration. ASUS P9X79 4-13...
  • Page 132: Usb 3.0 Boost

    4.3.8 USB 3.0 Boost The ASUS exclusive USB 3.0 Boost provides speed boost for USB 3.0 devices and the up-to-date support of USB Attached SCSI Protocol (UASP). With USB 3.0 Boost, you can accelerate the transfer speed of your USB 3.0 devices with ease.
  • Page 133: Asus Update

    4.3.9 ASUS Update ASUS Update lays out the options for updating BIOS on your system. Update BIOS utility on your system or simply save the utility for later use just by following the directions on this convenient updating feature. Launching ASUS Update After installing AI Suite II from the motherboard support DVD, launch ASUS Update by clicking Update>...
  • Page 134: Mylogo2

    Power-On-Self-Tests (POST). Personalize your computer from the very beginning! Launching ASUS Update After installing AI Suite II from the motherboard support DVD, launch MyLogo by clicking Update> MyLogo on the AI Suite II main menu bar.
  • Page 135 Then at Picture File, Browse to select the desired image for boot logo. Click Next. Follow steps 2-5 in Change the BIOS boot logo of my motherboard to complete logo update. The fullscreen logo application in BIOS utility must be enabled for MyLogo to take effect. ASUS P9X79 4-17...
  • Page 136: Audio Configurations

    B. Realtek HD Audio Manager for Windows XP Exit button Configuration options Minimize button Control settings window Information button Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software configuration. 4-18 Chapter 4: Software support...
  • Page 137: Raid Configurations

    With the RAID 10 configuration you get all the benefits of both RAID 0 and RAID 1 configurations. Use four new hard disk drives or use an existing drive and three new drives for this setup. ASUS P9X79 4-19...
  • Page 138: Installing Serial Ata Hard Disks

    4.4.2 Installing Serial ATA hard disks The motherboard supports Serial ATA hard disk drives. For optimal performance, install identical drives of the same model and capacity when creating a disk array. To install the SATA hard disks for a RAID configuration: Install the SATA hard disks into the drive bays.
  • Page 139: Creating A Raid Set

    Status ST3160812AS 9LS0HJA4 149.0GB Non-RAID Disk ST3160812AS 9LS0F4HL 149.0GB Non-RAID Disk ST3160812AS 3LS0JYL8 149.0GB Non-RAID Disk ST3160812AS 9LS0BJ5H 149.0GB Non-RAID Disk Select 2 to 6 disks to use in creating the volume. [ ↑↓ ]-Prev/Next [SPACE]-SelectDisk [ENTER]-Done ASUS P9X79 4-21...
  • Page 140 Use the up/down arrow key to select a drive, and then press <Space> to select. A small triangle marks the selected drive. Press <Enter> after completing your selection. Use the up/down arrow key to select the stripe size for the RAID array (for RAID 0, 10 and 5 only),and then press <Enter>.
  • Page 141 From the utility main menu, select 5. Exit, and then press <Enter>. The following warning message appears: CONFIRM EXIT Are you sure you want to exit? (Y/N): Press <Y> to exit or press <N> to return to the utility main menu. ASUS P9X79 4-23...
  • Page 142: Creating A Raid Driver Disk

    Creating a RAID driver disk A floppy disk with the RAID driver is required when installing a Windows operating system ® on a hard disk drive that is included in a RAID set. The motherboard does not provide a floppy drive connector. You have to use a •...
  • Page 143: Installing The Raid Driver During Windows ® Os Installation

    Follow the succeeding screen instructions to complete the installation. Before loading the RAID driver from a USB flash drive, you have to use another computer to copy the RAID driver from the support DVD to the USB flash drive. ASUS P9X79 4-25...
  • Page 144: Using A Usb Floppy Disk Drive

    4.5.4 Using a USB floppy disk drive Due to OS limitation, Windows XP may not recognize the USB floppy disk drive when you ® install the RAID driver from a floppy disk during the OS installation. To solve this issue, add the USB floppy disk drive’s Vendor ID (VID) and Product ID (PID) to the floppy disk containing the RAID driver.
  • Page 145 Type the following line to the bottom of the two sections: id = “USB\VID_xxxx&PID_xxxx”, “usbstor” [HardwareIds.scsi.iaAHCI_DesktopWorkstationServer] id= “PCI\VEN_8086&DEV_1C02&CC_0106”,”iaStor” id= “USB\VID_03EE&PID_6901”, “usbstor” [HardwareIds.scsi.iaStor_DesktopWorkstationServer] id= “PCI\VEN_8086&DEV_2822&CC_0104”,”iaStor” id= “USB\VID_03EE&PID_6901”, “usbstor” Add the same line to both sections. The VID and PID vary with different vendors. Save and exit the file. ASUS P9X79 4-27...
  • Page 146 4-28 Chapter 4: Software support...
  • Page 147: Chapter 5: Multiple Gpu Technology Support

    For Windows XP, go to Control Panel > Add/Remove Programs. For Windows Vista, go to Control Panel > Programs and Features. Select your current graphics card driver/s. For Windows XP, select Add/Remove. For Windows Vista, select Uninstall. Turn off your computer. ASUS P9X79...
  • Page 148: Installing Two Crossfirex™ Graphics Cards

    5.1.3 Installing two CrossFireX™ graphics cards The following pictures are for reference only. The graphics cards and the motherboard layout may vary with models, but the installation steps remain the same. Prepare two CrossFireX-ready graphics cards. Insert the two graphics card into the PCIEX16 slots.
  • Page 149: Installing The Device Drivers

    In the Catalyst Control Center window, click Graphics Settings > Performance > AMD CrossFireX Configuration. From the Graphics Adapter list, select the graphics card to act as the display GPU. Select Enable CrossFireX Click Apply, and then click OK to exit the window. ASUS P9X79...
  • Page 150: Nvidia ® Sli™ Technology

    NVIDIA SLI™ technology ® The motherboard supports the NVIDIA SLI™ (Scalable Link Interface) technology that ® allows you to install multi-graphics processing units (GPU) graphics cards. Follow the installation procedures in this section. 5.2.1 Requirements • In SLI mode, you should have two identical SLI-ready graphics cards that are NVIDIA ®...
  • Page 151: Installing The Device Drivers

    Launching the NVIDIA Control Panel You can launch the NVIDIA Control Panel by the following two methods. Right click on the empty space of the Windows desktop ® and select NVIDIA Control Panel. The NVIDIA Control Panel window appears (See Step B5). ASUS P9X79...
  • Page 152 If you cannot see the NVIDIA Control Panel item in step (A), select Personalize. From the Personalization window, select Display Settings. From the Display Settings dialog box, click Advanced Settings. Chapter 5: Multiple GPU technology support...
  • Page 153 Start the NVIDIA Control Panel. The NVIDIA Control Panel window appears. Enabling SLI settings From the NVIDIA Control Panel window, select Set SLI Configuration. Click Enable SLI and set the display for viewing SLI rendered content. When done, click Apply. ASUS P9X79...
  • Page 154 Chapter 5: Multiple GPU technology support...
  • Page 155: Asus Contact Information

    +1-812-282-3777 +1-510-608-4555 Web site usa.asus.com Technical Support Telephone +1-812-282-2787 Support fax +1-812-284-0883 Online support support.asus.com ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site www.asus.de Online contact www.asus.de/sales Technical Support Telephone +49-1805-010923* Support Fax...

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