Asus X99-S User Manual
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Asus X99-S User Manual

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  • Page 1 X99-S...
  • 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

    Contents Safety information ....................... v About this guide ......................vi X99-S specifications summary ................viii Package contents ..................... xiv Installation tools and components ................xv Chapter 1: Product Introduction Special features..................1-1 1.1.1 Product highlights................ 1-1 1.1.2 Other special features ..............1-2 Motherboard overview ................
  • Page 4 3.6.9 Network Stack Configuration............. 3-45 Monitor menu ................... 3-47 Boot menu ....................3-51 Tool menu ....................3-57 3.9.1 ASUS EZ Flash 2 Utility ............3-57 3.9.2 ASUS O.C. Profile ..............3-58 3.9.3 ASUS DRAM SPD Information ..........3-59 3.10 Exit menu ....................3-60 3.11...

  • Page 5: 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 6: About This Guide

    Refer to the following sources for additional information and for product and software updates. ASUS website The ASUS website (www.asus.com) provides updated information on ASUS hardware and software products. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.

  • Page 7: 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 IMPORTANT: Instructions that you MUST follow to complete a task.

  • Page 8: X99-S Specifications Summary

    X99-S specifications summary LGA2011-v3 socket for Intel Core™ i7 processors ® Supports 22nm CPU Supports Intel Turbo Boost Technology 2.0* ® * The support of this feature depends on the CPU types. Intel X99 Express Chipset ® Chipset 8 x DIMM, max. 64 GB, DDR4 3200 (O.C.) / 3000 (O.C.)* /2800 (O.C.)* / 2666 (O.C.)* / 2400 (O.C.)* 2133 MHz, non-ECC, un-buffered memory...
  • Page 9 - Supports jack-detection, multi-streaming and front panel jack- retasking (MIC) - Optical S/PDIF out ports at rear I/O Intel X99 Express Chipset - supports ASUS USB 3.0 ® Boost - 4 x USB 3.0/2.0 ports at mid-board for front panel support - 6 x USB 2.0/1.1 ports (4 ports at mid-board, 4 ports at rear...
  • Page 10 DIGI+ Power Control CPU Power - Industry leading digital 8-phase power design - ASUS CPU power utility DRAM Power - Industry leading digital 4-phase DRAM power design - ASUS DRAM power utility - Auto Tuning, TPU, GPU Boost, 2-level TPU switch...
  • Page 11 - ASUS ESD Guards - Enhanced ESD protection - ASUS High-Quality 5K-Hour Solid Capacitors - 2.5x long lifespan with excellent durability - ASUS Stainless Steel Back I/O - 3x more durable corrosion- resistant coating ASUS Special Features USB 3.0 Boost...
  • Page 12 Quiet Thermal Design ASUS Quiet Thermal - ASUS Fan Xpert 3 Solution - ASUS Fanless Design: Heat-pipe solution with an aesthetic streamline IO cover Precision Tweaker 2 - vCore: Adjustable CPU Core voltage at 0.001 V increment - iGPU: Adjustable CPU Graphics voltage at 0.001 V increment - vCCIO: Adjustable Analog and Digital I/O voltage at 0.001 V...
  • Page 13 1 x Power-on switch 1 x Reset switch 128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0, Multi-language BIOS, ASUS EZ Flash 2, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, BIOS features...

  • Page 14: Package Contents

    Package contents Check your motherboard package for the following items 3 x Serial ATA 6 Gb/s cables ASUS X99-S motherboard 1 x 2-in-1 ASUS Q-Connector kit* 1 x ASUS Q-Shield 1 x ASUS SLI™ bridge connector M.2 Bracket Support DVD User Guide •...

  • Page 15: Installation Tools And Components

    Installation tools and components Intel ® LGA2011-v3 CPU Intel LGA2011-v3 compatible CPU Fan ® Philips (cross) screwdriver SATA hard disk drive PC chassis DIMM 1 bag of screws Power supply unit SATA optical disc drive (optional) Graphics card The tools and components in the table above are not included in the motherboard package.

  • Page 17: Chapter 1: Product Introduction

    SATA Express provides faster data transfer speeds of up to 10 Gb/s, allowing your system to catch up with the speed of the SSDs. It also features backward compatibility with up to two SATA drives of the same speed. ASUS X99-S...

  • Page 18: Other Special Features

    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: Motherboard Overview

    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 X99-S...

  • Page 20: Motherboard Layout

    1.2.2 Motherboard layout Refer to 1.2.9 Internal connectors and 2.3.1 Rear I/O connection for more information about rear panel connectors and internal connectors. Chapter 1: Product introduction...

  • Page 21: Layout Contents

    1-19 21. Q-Code LEDs 1-23 22. Reset button 1-15 23. Power-on button 1-15 24. Front panel audio connector (10-1 pin AAFP) 1-29 25. Digital audio connector (4-1 pin SPDIF_OUT) 1-29 26. Chassis intrusion connector (4-1 pin CHASSIS) 1-37 ASUS X99-S...

  • 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 DDR 4 (Double Data Rate 4) Quad Inline Memory Modules (DIMM) slots. A DDR4 module is notched differently from a DDR, DDR2, or DDR3 module. DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot. Recommended memory configurations ASUS X99-S...

  • Page 24: Memory Configurations

    Memory configurations You may install 2 GB, 4 GB and 8 GB unbuffered and non-ECC DDR4 DIMMs into the DIMM sockets. • You may install varying memory sizes in Channel A, Channel B, Channel C, and Channel D. The system maps the total size of the lower-sized channel for the quad- channel configuration.
  • Page 25 • • CORSAIR CMK32GX4M4A2400C13R 32GB (8GBx4) 13-15-15-31 1.2V • • panram PUD42400C154GNJK 15-15-15-36 1.2V • • panram PUD42400C158GNJK 15-15-15-36 1.2V • • panram PUD42400C154G2NJK 8GB (4GBx2) 15-15-15-36 1.2V • • panram PUD42400C158G2NJK 16GB (8GBx2) 15-15-15-36 1.2V • • ASUS X99-S...
  • Page 26 DDR3 2133 MHz capability Vendors Part No. Size Chip Chip NO. Timing Voltage DIMM socket support Brand (Optional) Micron MTA8ATF51264AZ- Micron D9RGQ 15-15-15-37 1.2V • • • • 2G1A1 Micron MTA16ATF1G64AZ- Micron D9RGQ 15-15-15-37 1.2V • • • • 2G1A1 Crucial CT4G4DFS8 Micron...
  • Page 27 ASUS exclusively provides hyper DIMM support function. • 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. ASUS X99-S 1-11...

  • Page 28: Expansion Slots

    1.2.5 Expansion slots Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. Slot Description Slot No. 40-LANE 28-LANE PCIe 3.0/2.0 x16_1 slot PCIe 3.0/2.0 x16_1 slot PCIe 2.0 x4_1 slot PCIe 2.0 x4_1 slot PCIe 3.0/2.0 x16_2 slot...
  • Page 29 • For a higher performance of the 3-Way configuration using the 40-LANE CPU, adjust the bandwidth of the PCIe x16_5 slot to x8 mode in BIOS. Refer to Chapter 3 for more information. ASUS X99-S 1-13...
  • Page 30 IRQ assignments for this motherboard PCIe x16_1 shared – – – – – – – PCIe x16_2 shared – – – – – – – PCIe x16_3 shared – shared* – – – – – PCIe x16_4 shared – – –...

  • Page 31: Onboard Buttons And Switches

    The button also lights up when the system is plugged to a power source indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component. Reset button Press the reset button to reboot the system. ASUS X99-S 1-15...
  • Page 32 BIOS default settings. A message 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 www.asus.com after using the MemOK! function. Chapter 1: Product introduction 1-16...
  • Page 33 You may use the 5-Way Optimization and TPU feature in the AI Suite 3 application, adjust the BIOS setup program or enable the TPU switch at the same time. However, the system will use the last setting you have made. ASUS X99-S 1-17...
  • Page 34 EPU switch Enable this switch to automatically detect the current PC loadings and intelligently moderate the power consumption. Enable this switch when the system is powered off. • The EPU LED (O2LED3) near the EPU switch lights up when you enable the EPU switch.
  • Page 35 3-WAY mode or 4-WAY mode. Refer to section 1.2.8 Onboard LEDs for the exact location of the SLI/CFX LEDs. • When using a 40-LANE CPU, the lighted LED for 3-WAY changes after adjusting the bandwidth of the PCIe x16_5 slot in BIOS. ASUS X99-S 1-19...

  • Page 36: Jumpers

    EZ XMP switch Enable this switch to overclock the installed DIMMs, allowing you to enhance the DIMM’s speed and performance. The EZ XMP LED (XLED1) lights up when you enable the EZ XMP switch. For the location of the EZ XMP LED, refer to section 1.2.8 Onboard LEDs. 1.2.7 Jumpers CPU Over Voltage jumper (3-pin CPU_OV)

  • Page 37: Onboard Leds

    (Power-On-Self Test): CPU, memory modules, VGA card, and hard disk drives. If an error is found, the critical component’s LED stays lit up until the problem is solved. TPU LEDs (TPU_LED) The TPU LEDs light up when you set the TPU switch to TPU_I mode or TPU_II mode. ASUS X99-S 1-21...
  • Page 38 EPU LED (O2LED3) The EPU LED lights up when the EPU switch is enabled. EZ XMP LED (XLED1) This LED lights up when you enable the EZ XMP switch. Chapter 1: Product introduction 1-22...
  • Page 39 The SLI/CFX LEDs light up when you set the SLI/CFX switch to 3-WAY mode or 4-WAY mode. Q-Code LEDs The Q-Code LED design provides you with a 2-digit error code that displays the system status. Refer to the Q-Code table on the next page for details. ASUS X99-S 1-23...
  • Page 40 Q-Code table Code Description Not used microcode CACHE_ENABLED PCH initialization CPU_EARLY_INIT PEI Core is started Pre-memory CPU initialization is started 11 – 14 Pre-memory System Agent initialization is started 15 – 18 Pre-memory PCH initialization is started 19 – 1C Memory initialization 2B –...
  • Page 41 Console Output devices connect Console input devices connect Super IO Initialization USB initialization is started USB Reset USB Detect USB Enable Reserved for future AMI codes 9E – 9F IDE initialization is started (continued on the next page) ASUS X99-S 1-25...
  • Page 42 Code Description IDE Reset IDE Detect IDE Enable SCSI initialization is started SCSI Reset SCSI Detect SCSI Enable Setup Verifying Password Start of Setup Reserved for ASL (see ASL Status Codes section below) Setup Input Wait Reserved for ASL (see ASL Status Codes section below) Ready To Boot event Legacy Boot event Exit Boot Services event...

  • Page 43: Internal Connectors

    These connectors connect to Serial ATA 6 Gb/s hard disk drives via Serial ATA 6 Gb/s signal cables. • ASMedia storage controller can only support AHCI mode. • These SATA ports are for data drives only. • The SATAEXPRESS_E1 connector can support one SATA Express device or two SATA devices. ASUS X99-S 1-27...
  • Page 44 Intel X99 Serial ATA 6 Gb/s connectors (7-pin SATA6G_12, SATA6G_34, ® SATA6G_56/SATAEXPRESS_1, SATA6G_78, SATA6G_910) These connectors connect to Serial ATA 6 Gb/s hard disk drives via Serial ATA 6 Gb/s signal cables. If you installed Serial ATA hard disk drives, you can create a RAID 0, 1, 5, and 10 configuration with the Intel Rapid Storage Technology through the onboard Intel ®...
  • Page 45 • If you want to connect a high-definition or an AC’97 front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD] or [AC97]. ASUS X99-S 1-29...
  • Page 46 USB 3.0 connectors (20-1 pin USB3_12, USB3_34) These connectors allow you to connect a USB 3.0 module for additional USB 3.0 front or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benefits of USB 3.0 including faster data transfer speeds of up to 5 Gb/s, faster charging time for USB-chargeable devices, optimized power efficiency, and backward compatibility with USB 2.0.
  • Page 47 DO NOT 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) first, and then install the Q-Connector (USB) to the USB connector onboard if your chassis supports front panel USB ports.
  • Page 48 • The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power. • The CPU_FAN, CHA_FAN, and EXT_FAN connectors support the ASUS FAN Xpert 3 feature on X99 platform. • The EXT_FAN connector supports 2 of 5 thermal sensor sources.
  • Page 49 If you want to use two or more high-end PCI Express x16 cards, use a PSU with 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. ASUS X99-S 1-33...

  • Page 50: System Panel Connector

    System panel connector (20-8 pin PANEL) This connector supports several chassis-mounted functions. • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.
  • Page 51 Connect the button cable that supports DirectKey, from the chassis to this connector on the motherboard. Ensure that your chassis comes with the extra button cable that supports the DirectKey feature. Refer to the technical documentation that came with the chassis for details. ASUS X99-S 1-35...
  • Page 52 Thunderbolt header (5-pin TB_HEADER) This connector is for the add-on Thunderbolt I/O card that supports Intel’s Thunderbolt Technology, allowing you to connect up to six Thunderbolt-enabled devices and a DisplayPort-enabled display in a daisy-chain configuration. The add-on Thunderbolt I/O card and Thunderbolt cables are purchased separately. M.2 socket 3 This socket allows you to install an M.2 (NGFF) SSD module.
  • Page 53 A message appears when you connect the sensor or switch at the first time or when you reconnect the sensor or switch to this connector. Reset the system to exit the message. ASUS X99-S 1-37...
  • Page 54 Chapter 1: Product introduction 1-38...

  • Page 55: Chapter 2: Basic Installation

    The diagrams in this section are for reference only. The motherboard layout may vary with models, but the installation steps are the same for all models. Install the ASUS Q-Shield to the chassis rear I/O panel. Place the motherboard into the chassis, ensuring that its rear I/O ports are aligned to the chassis’...
  • Page 56 Place nine screws into the holes indicated by circles to secure the motherboard to the chassis. DO NOT overtighten the screws! Doing so can damage the motherboard. Chapter 2: Basic installation...

  • Page 57: 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. ASUS X99-S...
  • Page 58 Triangle mark Triangle mark Chapter 2: Basic installation...

  • Page 59: Cpu Heatsink And Fan Assembly Installation

    2.1.3 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 X99-S...

  • Page 60: Dimm Installation

    2.1.4 DIMM installation To remove a DIMM Chapter 2: Basic installation...

  • Page 61: Atx Power Connection

    2.1.5 ATX Power connection ASUS X99-S...

  • Page 62: Sata Device Connection

    2.1.6 SATA device connection Chapter 2: Basic installation...

  • Page 63: Front I/O Connector

    2.1.7 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 To install USB 3.0 connector USB 3.0 ASUS X99-S...

  • Page 64: Expansion Card Installation

    2.1.8 Expansion Card installation To install PCIe x16 cards To install PCIe x1 cards Chapter 2: Basic installation 2-10...

  • Page 65: Bios Update Utility

    BIOS Flashback is not operating properly. This may be caused by improper installation of the USB storage device and filename/file format error. If this scenario happens, please restart the system to turn off the light. • Updating BIOS may have risks. If the BIOS program is damaged during the process and results to the system’s failure to boot up, please contact your local ASUS Service Center. ASUS X99-S 2-11...

  • Page 66: Motherboard Rear And Audio Connections

    Motherboard rear and audio connections 2.3.1 Rear I/O connection Rear panel connectors Intel LAN port * USB 3.0 ports E56 (Supports USB 3.0 ® Boost) USB 2.0 ports 5-6 (Bottom port USB 3.0 ports E34 (Supports USB 3.0 supports USB BIOS Flashback) Boost) USB BIOS Flashback button Optical S/PDIF Out port...
  • Page 67 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* Side Speaker Out * For Windows 8.1 only ® ASUS X99-S 2-13...

  • Page 68: Audio I/O Connections

    2.3.2 Audio I/O connections Audio I/O ports Connect to Headphone and Mic Connect to Stereo Speakers Connect to 2.1 channel Speakers Chapter 2: Basic installation 2-14...
  • Page 69 Connect to 4.1 channel Speakers Connect to 5.1 channel Speakers If you are using Windows 8.1 platform, use only the gray audio port for Side Speaker Out ® in a 6-channel configuration. ASUS X99-S 2-15...

  • Page 70: Starting Up For The First Time

    Connect to 7.1 channel Speakers When the DTS UltraPC II function is enabled, ensure to connect the rear speaker to the gray port. Starting up for the first time After making all the connections, replace the system case cover. Ensure that all switches are off. Connect the power cord to the power connector at the back of the system chassis.

  • Page 71: Turning Off The Computer

    While the system is ON, press the power button for less than four seconds to put the system on sleep mode or soft-off mode, depending on the BIOS setting. Press the power switch for more than four seconds to let the system enter the soft-off mode regardless of the BIOS setting. ASUS X99-S 2-17...
  • Page 72 Chapter 2: Basic installation 2-18...

  • Page 73: Chapter 3: Bios Setup

    BIOS setup Knowing BIOS The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional keyboard- only BIOS controls to enable a more flexible and convenient mouse input. You can easily navigate the new UEFI BIOS with the same smoothness as your operating system.

  • Page 74: Bios Setup Program

    BIOS setup program Use the BIOS Setup to update the BIOS or configure its parameters. The BIOS screen include navigation keys and brief onscreen help to guide you in using the BIOS Setup program. Entering BIOS at startup To enter BIOS Setup at startup, press <Delete> during the Power-On Self Test (POST). If you do not press <Delete>, POST continues with its routines.

  • Page 75: Ez Mode

    Displays the CPU Fan’s speed. Click Selects the boot Saves the changes and the button to manually tune the fans device priority resets the system Loads optimized default settings The boot device options vary depending on the devices you installed to the system. ASUS X99-S...

  • Page 76: Advanced Mode

    3.2.2 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 switch from EZ Mode to Advanced Mode, click Advanced Mode or press F7 hotkey. Q-Fan control EZ Tuning Wizard MyFavorite...

  • Page 77: Menu Bar

    This button above the menu bar allows you to view and tweak the overclocking settings of your system. It also allows you to change the motherboard’s SATA mode from AHCI to RAID mode. Refer to section 3.2.4 EZ Tuning Wizard for more information. ASUS X99-S...

  • Page 78: Hot Keys

    Quick Note (F9) This button above the menu bar allows you to key in notes of the activities that you have done in BIOS. • The Quick Note function does not support the following keyboard functions: delete, cut, copy and paste. •...

  • Page 79: Qfan Control

    Click to activate DC Mode configured PWM Mode Select a profile to apply to Click to apply the fan setting your fans Click to undo the Click to go back to main menu changes Select to manually configure your fans ASUS X99-S...

  • Page 80: Configuring Fans Manually

    Configuring fans manually Select Manual from the list of profiles to manually configure your fans’ operating speed. Speed points Click or tap to manually configure your fans To configure your fans: Select the fan that you want to configure and to view its current status. Click and drag the speed points to adjust the fans’...

  • Page 81: Ez Tuning Wizard

    Select the CPU fan type (Box cooler, Tower cooler, or Water cooler) that you installed then click Next. If you are not sure of the CPU fan type, click I’m not sure. The system automatically detects the CPU fan type. Click Next then click Yes to confirm auto-tuning. ASUS X99-S...

  • Page 82: Creating Raid

    Creating RAID To create RAID: Press <F11> on your keyboard or click from the BIOS screen to open EZ Tuning Wizard screen. Click RAID then click Next. • Ensure that your HDDs have no existing RAID volumes. • Ensure to connect your HDDs to Intel SATA connectors.

  • Page 83: My Favorites

    My Favorites MyFavorites is your personal space where you can easily save and access your favorite BIOS items. ASUS X99-S 3-11...

  • Page 84: Adding Items To My Favorites

    Adding items to My Favorites To add BIOS items: Press <F3> on your keyboard or click from the BIOS screen to open Setup Tree Map screen. On the Setup Tree Map screen, select the BIOS items that you want to save in MyFavorites screen.

  • Page 85: Main Menu

    RTC RAM via the Clear CMOS button. • 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 X99-S 3-13...

  • Page 86: 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 87: Ai Tweaker Menu

    CPU Strap [Auto] This item allows you to select a strap close to your target BCLK (base clock) for an extreme overclocking, or leave it at [Auto] for the BIOS to upgrade. Configuration options: [Auto] [100MHz] [125MHz] [166MHz] [250MHz] ASUS X99-S 3-15...
  • Page 88 The value ranges depend on the value you set on BCLK Frequency. ASUS MultiCore Enhancement [Auto] [Auto] This item allows you to maximize the oveclocking performance optimized by ASUS core ratio settings. [Disabled] This item allows you to set to default core ratio settings. CPU Core Ratio [Per Core] This item allows you to set the CPU core ratio limit per core or synchronize automatically to all cores.
  • Page 89 Max. CPU Cache Ratio [Auto] This item allows you to set the maximum possible ratio on the Uncore part of the processor. Use the <+> or <-> keys to adjust the value. The values depend on the CPU installed. ASUS X99-S 3-17...

  • Page 90: Dram Timing Control

    [Keep Current Settings]. EPU Power Saving Mode [Disabled] The ASUS EPU (Energy Processing Unit) sets the CPU in its minimum power consumption settings. Enable this item to set lower CPU VCCIN and Vcore voltages and achieve the best energy saving condition.
  • Page 91 Configuration options: [Auto] [1] – [15] DRAM CKE Minimum Pulse Width [Auto] Configuration options: [Auto] [5] – [8] DRAM CAS# Write Latency [Auto] Configuration options: [Auto] [1] – [31] DRAM Write Latency [Auto] Configuration options: [Auto] [1] – [31] ASUS X99-S 3-19...
  • Page 92 Third Timings TRRDR [Auto] Configuration options: [Auto] [1] - [7] TRRDD [Auto] Configuration options: [Auto] [1] - [7] TWWDR [Auto] Configuration options: [Auto] [1] - [7] TWWDD [Auto] Configuration options: [Auto] [1] - [7] TRWDR [Auto] Configuration options: [Auto] [1] - [7] TWRDR [Auto] Configuration options: [Auto] [1] - [7] TWRDD [Auto]...
  • Page 93 Configuration options: [Auto] [1] - [255] DRAM IO-L (CHB D0 R0) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHB D0 R1) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHB D1 R0) [Auto] Configuration options: [Auto] [1] - [255] ASUS X99-S 3-21...
  • Page 94 DRAM IO-L (CHB D1 R1) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHC D0 R0) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHC D0 R1) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHC D1 R0) [Auto] Configuration options: [Auto] [1] - [255] DRAM IO-L (CHC D1 R1) [Auto] Configuration options: [Auto] [1] - [255]...
  • Page 95 DRAM CLK Period [Auto] This item allows you to set a DRAM clock period. Configuration options: [Auto] [1] – [19] Memory optimize Control [Auto] This item allows you to optimize the memory control. Configuration options: [Auto] [Enabled] [Disabled] ASUS X99-S 3-23...
  • Page 96 Enhanced Training (CHA/CHB/CHC/CHD) [Auto] Configuration options: [Auto] [Enabled] [Disabled] MemTest [Auto] This item allows you to enable or disable the memory testing. Configuration options: [Enabled] [Disabled] Attempt Fast Boot [Auto] This item allows the portion of the memory reference code to be skipped when possible to increase boot speed.
  • Page 97 A higher temperature brings a wider CPU power thermal range and extends the overclocking tolerance to enlarge the overclocking potential. Use the <+> or <-> keys to adjust the value. The values depend on the CPU installed. ASUS X99-S 3-25...
  • Page 98 DO NOT remove the thermal module. The thermal conditions should be monitored. DRAM AB/CD Current Capability [100%] This item adjusts the total power range for DRAM overclocking. Set a higher value to provide a wider total power range and extends the overclocking frequency range simultaneously.
  • Page 99 CPU Core Voltage [Auto] This item allows you to configure the amount of Voltage fed to the CPU cores. Increase the voltage when configuring a high CPU core frequency. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode] ASUS X99-S 3-27...
  • Page 100 The following item appears only when you set the CPU Core Voltage to [Manual Mode]. CPU Core Voltage Override [Auto] This item allows you to configure the CPU core voltage. Use<+> or <-> key to adjust the value. The values range from 0.001V to 1.920V at 0.001V increment.
  • Page 101 This item allows you to configure the amount of voltage fed to the digital portion of the I/O on the CPU. Configure a high digital I/O voltage to enhance the overclocking capability. Use the <+> or <-> key to adjust the value. The values range from 1.0V to 2.20V at 0.003125V increment. ASUS X99-S 3-29...
  • Page 102 CPU SVID Support [Auto] Set this item to [Enabled] when overclocking. Disabling this item prevents the CPU from communicating with the external voltage regulator. Configuration options: [Auto] [Disabled] [Enabled] The following items appear only when you set the CPU Core Voltage to [Auto] or [Disabled].
  • Page 103 This item allows you to enhance the BCLK overclocking capability or reduce the EMI (electromagnetic disturbance) generated by the BCLK. Set this item to [Enabled] for EMI reduction, or set this item to [Disabled] to enhance BCLK overclocking. Configuration options: [Auto] [Disabled] [Enabled] ASUS X99-S 3-31...

  • Page 104: Advanced Menu

    Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction. Chapter 3: BIOS setup 3-32...

  • Page 105: Cpu Configuration

    CPUID functions. Configuration options: [Disabled] [Enabled] Execute Disable Bit [Enabled] Execute Disable prevents certain classes of malicious buffer overflow attacks when combined with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3). Configuration options: [Disabled] [Enabled] ASUS X99-S 3-33...
  • Page 106 Intel Virtualization Technology [Disabled] When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology. Configuration options: [Disabled] [Enabled] Hardware Prefetcher [Enabled] This item allows the CPU to prefetch commands and data in the L2 cache, reduces the DRAM loading time and improves the system performance.

  • Page 107: Pch Configuration

    This item allows your system to automatically select the PCI Express port speed. When set to [Gen1], the PCI-E port runs at PCI-E 1.0 speed. When set to [Gen2], the PCI-E port runs at PCI-E 2.0 speed. Configuration options: [Auto] [Gen1] [Gen2] ASUS X99-S 3-35...

  • Page 108: Pch Storage Configuration

    When set to [Auto], this item allows the system to automatically adjust the SRIS (Separate Reference Clock Independent Spread Spectrum Clocking Architecture) support for connected SATA Express devices. Set this item to [Disabled] to activate ASUS RUNWAY SATA Express bridge card Configuration options: [Auto] [Disabled] S.M.A.R.T.
  • Page 109 When disabled, the hot plug function of SATA ports are disabled. Configuration options: [Disabled] [Enabled] Hot Plug [Disabled] (SATA6G_1-6 (Gray) / SATA6G_7-10 (Black)) These items allow you to enable/disable SATA Hot Plug Support. Configuration options: [Disabled] [Enabled] ASUS X99-S 3-37...

  • Page 110: System Agent Configuration

    3.6.4 System Agent Configuration NB PCI-E Configuration The items in this menu allow you to select the operating speeds of the PCIe slots. PCIEX16_1 Link Speed [Auto] This item allows you to select the operating speed of the PCIEX16_1 slot. Configuration options: [Auto] [Gen1] [Gen2] [Gen3] PCIEX16_2 Link Speed [Auto] This item allows you to select the operating speed of the PCIEX16_2 slot.

  • Page 111: Usb Configuration

    The xHCI is automatically enabled and runs at USB 3.0 mode when the xHCI driver is installed in the operating system. [Smart Auto] Upon detection, the xHCI driver supports the USB 3.0 mode during both POST and operating system. [Enabled] Enables the xHCI controller. [Disabled] Disables the xHCI controller. ASUS X99-S 3-39...
  • Page 112 xHCI Legacy USB Support [Enabled] [Enabled] Your system supports the USB 3.0 devices in legacy operating systems. [Disabled] Your USB 3.0 devices can be used for BIOS setup only and cannot be recognized in the boot devices list. [Auto] Your system automatically detects the presence of USB3.0 devices at startup.

  • Page 113: Platform Misc Configuration

    PCH DMI ASPM [Disabled] This item allows you to enable/disable the PCH DMI ASPM Setting. Configuration options: [Disabled] [Enabled] ASPM Support [Disabled] This item allows you to enable/disable the ASPM support for all downstream devices. Configuration options: [Disabled] [L1 only] ASUS X99-S 3-41...

  • Page 114: Onboard Devices Configuration

    3.6.7 Onboard Devices Configuration Scroll down to view the other BIOS items. HD Audio Controller [Enabled] This item allows you to use the Azalia High Definition Audio Controller Configuration options: [Disabled] [Enabled] The following items appear only when you set the HD Audio Controller to [Enabled]. Front Panel Type [HD Audio] This item allows you to set the front panel audio connector (AAFP) mode to legacy AC’97 or high-definition audio depending on the audio standard that the front panel...
  • Page 115 The following item appears only when you set the ASMedia USB 3.0 Controller to [Enabled]. ASMedia USB 3.0 Battery Charging Support [Disabled] This item allows you to enable/disable the ASMedia USB 3.0 battery charging support ® of your system. Configuration options: [Disabled] [Enabled] ASUS X99-S 3-43...
  • Page 116 Automatically adjusts the SRIS (Separate Reference Clock Independent Spectrum Clocking Architecture) support for connected SATA Express devices. [Disabled] Select for ASUS RUNWAY SATA Express bridge card. Intel LAN Controller [Enabled] This item allows you to enable or disable the Intel LAN controller. Configuration options: [Disabled] [Enabled] The following item appears only when you set the Intel LAN Controller to [Enabled].

  • Page 117: Apm Configuration

    RTC alarm date. When enabled, you can set the days, hours, minutes, or seconds to schedule an RTC alarm date. Configuration options: [Disabled] [Enabled] 3.6.9 Network Stack Configuration Network stack [Disabled] This item allows you to disable/enable the UEFI network stack. Configuration options: [Disabled] [Enabled] ASUS X99-S 3-45...
  • Page 118 The following item appears only when you set the Network Stack to [Enabled]. Ipv4/Ipv6 PXE Support [Enabled] This item allows you to enable/disable the Ipv4/Ipv6 PXE wake event. Configuration options: [Disabled] [Enabled] PXE boot wait time [0] This item allows you to set a wait time to press ESC key to abort the PXE boot. You can use the <+>...

  • Page 119: Monitor Menu

    The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Select [Ignore] if you do not want to detect this item. Qfan Tuning Click this item to automatically detect the lowest speed and configure the minimum duty cycle for each fan. ASUS X99-S 3-47...
  • Page 120 CPU Q-Fan Control [Auto] This item allows you to set the CPU Q-Fan operating mode. [Auto] Detects the type of CPU fan installed and automatically switches the control modes. [PWM Mode] Enables the CPU Q-Fan control feature in PWM mode for 4-pin CPU fan. [DC Mode] Enables the CPU Q-Fan control feature in DC mode for 3-pin CPU fan.
  • Page 121 Use the <+> or <-> keys to adjust the chassis fan middle duty cycle. The values may differ via Qfan tuning. Chassis Fan 1/4 Lower Temperature [40] Use the <+> or <-> keys to adjust the chassis fans’ lower temperature. The values may differ via Qfan tuning. ASUS X99-S 3-49...
  • Page 122 Chassis Fan 1/4 Min. Duty Cycle(%) [60] Use the <+> or <-> keys to adjust the minimum chassis fan duty cycle. The values may differ via Qfan tuning. EXT 1/3 Q-Fan Control [DC Mode] These items allow you to set the extension fans’ Q-Fan control feature into DC Mode, PWM Mode, or disable these extension Q-Fan controls from your motherboard.

  • Page 123: Boot Menu

    The Boot menu items allow you to change the system boot options. Boot Configuration Fast Boot [Enabled] [Disabled] This item allows your system to go back to its normal boot speed. [Enabled] This item allows your system to accelerate the boot speed. ASUS X99-S 3-51...
  • Page 124 The following items appear only when you set the Fast Boot to [Enabled]. SATA Support [All Devices] [All Devices] All devices connected to SATA ports are available during POST. This process extends the POST time. [Hard Drive Only] Only hard drives connected to SATA ports are detected during POST.
  • Page 125 This item allows you to go to EZ Mode of the BIOS after POST. CSM (Compatibility Support Module) This item allows you to configure the CSM (Compatibility Support Module) items to fully support the various VGA, bootable devices and add-on devices for better compatibility. ASUS X99-S 3-53...

  • Page 126: Secure Boot

    Launch CSM [Enabled] [Auto] The system automatically detects the bootable devices and the add- on devices. [Enabled] For better compatibility, enable the CSM to fully support the non-UEFI driver add-on devices or the Windows UEFI mode. ® [Disabled] Disables the CSM to fully support the non-UEFI driver add-on devices or the Windows UEFI mode.
  • Page 127 Append KEK from File This item allows you to load the additional KEK from a storage device for an additional db and dbx loaded management. The KEK file must be formatted as a UEFI variable structure with time-based authenticated variable. ASUS X99-S 3-55...

  • Page 128: Boot Option Priorities

    ® ® supported). • To select the boot device during system startup, press <F8> when ASUS Logo appears. Boot Override These item displays the available devices. The number of device items that appear on the screen depends on the number of devices installed in the system. Click an item to start booting from the selected device.

  • Page 129: Tool Menu

    3.9.1 ASUS EZ Flash 2 Utility This item allows you to run ASUS EZ Flash 2. 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 130: Asus O.c. Profile

    3.9.2 ASUS O.C. Profile This item allows you to store or load multiple BIOS settings. Load from Profile This item allows you to load the previous BIOS settings saved in the BIOS Flash. Key in the profile number that saved your BIOS settings, press <Enter>, and then select Yes.

  • Page 131: Asus Dram Spd Information

    3.9.3 ASUS DRAM SPD Information This item allows you to view the DRAM SPD information. ASUS X99-S 3-59...

  • Page 132: Exit Menu

    3.10 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. You can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menus.

  • Page 133: Updating Bios

    3.11.2 ASUS EZ Flash 2 ASUS EZ Flash 2 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 134 Press <Tab> to switch to the Drive field. Press the Up/Down arrow keys to find the USB flash disk that contains the latest BIOS, and then press <Enter>. Press <Tab> to switch to the Folder Info field. Press the Up/Down arrow keys to find the BIOS file, and then press <Enter> to perform the BIOS update process.

  • Page 135: Asus Crashfree Bios 3

    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 http://support.asus.com and save it to a USB flash drive.
  • Page 136 Boot your computer then press <F8> to launch the select boot device screen. When the select boot device screen appears, insert the Support DVD into the optical drive then select the optical drive as the boot device. Please select boot device: ASUS DVD-E818A6T (4069MB) USB DISK 2.0 (3824MB) UEFI: (FAT) USB DISK 2.0 (3824MB)
  • Page 137 DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure. Ensure to load the BIOS default settings to ensure system compatibility and stability. Select Load Optimized Defaults item under the Exit BIOS menu. See section 3.10 Exit menu for details. ASUS X99-S 3-65...
  • Page 138 Chapter 3: BIOS setup 3-66...

  • Page 139: Appendices

    Consult the dealer or an experienced radio/TV technician for help. The use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment. ASUS X99-S...

  • Page 140: Canadian Department Of Communications Statement

    IC: Canadian Compliance Statement Complies with the Canadian ICES-003 Class B specifications. This device complies with RSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations. This device complies with Industry Canada license exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
  • Page 141 ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials.

  • Page 142: Asus Contact Information

    +1-510-739-3777 +1-510-608-4555 Web site http://www.asus.com/us/ Technical Support Support fax +1-812-284-0883 Telephone +1-812-282-2787 Online support http://www.service.asus.com/ ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site http://www.asus.com/de Online contact http://eu-rma.asus.com/sales Technical Support Telephone +49-1805-010923* Support Fax...
  • Page 143 ASUS X99-S...
  • Page 144 Appendices...

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