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B460 AORUS PRO AC
User's Manual
Rev. 1001
12ME-B46APAC-1001R
For more product details, please visit GIGABYTE's website.
To reduce the impacts on global warming, the packaging materials of this product
are recyclable and reusable. GIGABYTE works with you to protect the environment.

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Summary of Contents for Gigabyte B460 AORUS PRO AC

  • Page 1 B460 AORUS PRO AC User's Manual Rev. 1001 12ME-B46APAC-1001R For more product details, please visit GIGABYTE's website. To reduce the impacts on global warming, the packaging materials of this product are recyclable and reusable. GIGABYTE works with you to protect the environment.
  • Page 2 The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is protected by copyright laws and is the property of GIGABYTE. Changes to the specifications and features in this manual may be made by GIGABYTE without prior notice.
  • Page 3: Table Of Contents

    Table of Contents B460 AORUS PRO AC Motherboard Layout ..............4 B460 AORUS PRO AC Motherboard Block Diagram ............5 Chapter 1 Hardware Installation ..................6 Installation Precautions ..................6 1-2 Product Specifications ..................7 Installing the CPU ..................... 10 Installing the Memory ..................10 Installing an Expansion Card ................
  • Page 4: B460 Aorus Pro Ac Motherboard Layout

    B460 AORUS PRO AC Motherboard Layout ATX_12V_2X4 D_LED2 KB_MS_U32 CPU_FAN SYS_FAN1 CPU_OPT M2_WIFI LGA1200 USB20 DP_HDMI U32G2 U32G2C ASMedia USB 3.2 ® Gen 2 Controller U32_LAN B460 AORUS PRO AC AUDIO PCIEX1_1 Intel ® 2.5GbE LAN PCIEX16 PCIEX1_2 Intel B460 ®...
  • Page 5: B460 Aorus Pro Ac Motherboard Block Diagram

    B460 AORUS PRO AC Motherboard Block Diagram PCI Express 3.0 Bus CPU CLK+/- (100 MHz) DDR4 2933/2666/2400/2133 MHz LGA1200 CPU HDMI 1.4 DisplayPort 1 M.2 Socket 3 6 SATA 6Gb/s (SATA3 0~5) (M2P_SB) 1 M.2 Socket 3 (M2Q_SB) 6 USB 3.2 Gen 1 Switch 4 USB 2.0/1.1...
  • Page 6: Chapter 1 Hardware Installation

    Chapter 1 Hardware Installation Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic discharge (ESD). Prior to installation, carefully read the user's manual and follow these procedures: • Prior to installation, make sure the chassis is suitable for the motherboard. •...
  • Page 7: 1-2 Product Specifications

    Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in Š non-ECC mode) Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Š Support for Extreme Memory Profile (XMP) memory modules Š (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Onboard Integrated Graphics Processor-Intel HD Graphics support: Š ®...
  • Page 8 Storage Interface Š 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280/22110 SATA and PCIe x4/x2 SSD support) (M2P_SB) 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280/22110 PCIe x4/x2 Š SSD support) (M2Q_SB) 6 x SATA 6Gb/s connectors Š...
  • Page 9 ATX Form Factor; 30.5cm x 24.4cm Š * GIGABYTE reserves the right to make any changes to the product specifications and product-related information without prior notice. Please visit the Support\Utility List Please visit GIGABYTE's website for support lists of CPU, memory page on GIGABYTE's website to modules, SSDs, and M.2 devices. download the latest version of apps. - 9 -...
  • Page 10: Installing The Cpu

    • Make sure that the motherboard supports the memory. It is recommended that memory of the same capacity, brand, speed, and chips be used. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) • Always turn off the computer and unplug the power cord from the power outlet before installing the memory to prevent hardware damage.
  • Page 11: Installing An Expansion Card

    The four memory sockets are divided into two channels and each channel has two memory sockets as following: Channel A: DDR4_A1, DDR4_A2 Channel B: DDR4_B1, DDR4_B2 Recommanded Dual Channel Memory Configuration: DDR4_A1 DDR4_A2 DDR4_B1 DDR4_B2 2 Modules DS/SS DS/SS 4 Modules DS/SS DS/SS DS/SS DS/SS (SS=Single-Sided, DS=Double-Sided, "- -"=No Memory) Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode.
  • Page 12 (actual effects may vary by the device being used). Mic In (Pink) The Mic in jack. (Note) To enable the Q-Flash Plus function please visit the "Unique Features" webpage of GIGABYTE's website. - 12 -...
  • Page 13 • When removing the cable, pull it straight out from the connector. Do not rock it side to side to prevent an electrical short inside the cable connector. Please visit GIGABYTE's website for details on configuring the audio software. - 13 -...
  • Page 14: Internal Connectors

    Internal Connectors 10 20 ATX_12V_2X4 F_AUDIO SPDIF_O CPU_FAN F_U32 SYS_FAN1/2/3 F_USB1/F_USB2 CPU_OPT THB_C1/THB_C2 D_LED1/D_LED2 SPI_TPM LED_C1/LED_C2 QFLASH_PLUS SATA3 0/1/2/3/4/5 CLR_CMOS M2P_SB/M2Q_SB F_PANEL CPU/DRAM/VGA/BOOT Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. •...
  • Page 15 1/2) ATX_12V_2X4/ATX (2x4 12V Power Connector and 2x12 Main Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed. The power connector possesses a foolproof design.
  • Page 16 LED strip. For how to turn on/off the lights of the LED strip please visit the "Unique Features" webpage of GIGABYTE's website. Before installing the devices, be sure to turn off the devices and your computer. Unplug the power cord from the power outlet to prevent damage to the devices.
  • Page 17 B S_ S B_ S B_ 8) SATA3 0/1/2/3/4/5 (SATA 6Gb/s Connectors) The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3Gb/s and SATA 1.5Gb/s standard. Each SATA connector supports a single SATA device. The Intel Chipset supports ®...
  • Page 18 Installation Notices for the PCIEX4, M.2 and SATA Connectors: The availability of the SATA connectors may be affected by the type of device installed in the M.2 sockets. The M2P_SB connector shares bandwidth with the SATA3 0 connector. Refer to the following tables for details. •...
  • Page 19 10) F_PANEL (Front Panel Header) Connect the power switch, reset switch, speaker, chassis intrusion switch/sensor and system status indicator on the chassis to this header according to the pin assignments below. Note the positive and negative pins before connecting the cables. •...
  • Page 20 12) SPDIF_O (S/PDIF Out Header) This header supports digital S/PDIF Out and connects a S/PDIF digital audio cable (provided by expansion cards) for digital audio output from your motherboard to certain expansion cards like graphics cards and sound cards. For example, some graphics cards may require you to use a S/PDIF digital audio cable for digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display to the graphics card and have digital audio output from the HDMI display at the same time.
  • Page 21 Q-Flash Plus allows you to update the BIOS when your system is off (S5 shutdown state). Save the latest BIOS on a USB thumb drive and plug it into the dedicated port, and then you can now flash the BIOS automatically by simply pressing the Q-Flash Plus button. The QFLED will flash when the BIOS matching and flashing activities start and will stop flashing when the main BIOS flashing is complete. QFLED QFLASH_PLUS For how to use Q-Flash Plus please visit the "Unique Features" webpage of GIGABYTE's website. F_USB30 3 - 21 -...
  • Page 22 B S S 18) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults. To clear the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds. F_USB3 F Open: Normal Short: Clear CMOS Values • Always turn off your computer and unplug the power cord from the power outlet before clearing the CMOS values.
  • Page 23: Chapter 2 Bios Setup

    To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on. To upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility. Q-Flash allows the user to quickly and easily upgrade or back up BIOS without entering the operating •...
  • Page 24: The Main Menu

    The Main Menu System Setup Menus Time Configuration Items Hardware Information Option Description Current Settings Quick Access Bar allows you to quickly move to the General Help, Easy Mode, Smart Fan 5, or Q-Flash screen. Advanced Mode Function Keys <f><g> Move the selection bar to select a setup menu <h><i>...
  • Page 25: Favorites (F11)

    Favorites (F11) Set your frequently used options as your favorites and use the <F11> key to quickly switch to the page where all of your favorite options are located. To add or remove a favorite option, go to its original page and press <Insert>...
  • Page 26: Tweaker

    Tweaker Whether the system will work stably with the overclock/overvoltage settings you made is dependent on your overall system configurations. Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is for advanced users only and we recommend you not to alter the default settings to prevent system instability or other unexpected results.
  • Page 27 & VT-d Enables or disables Intel Virtualization Technology for Directed I/O. (Default: Enabled) ® & Intel(R) Speed Shift Technology (Intel Speed Shift Technology) ® (Note) Enables or disables Intel Speed Shift Technology. Enabling this feature allows the processor to ramp up ®...
  • Page 28 d C-States Control & CPU Enhanced Halt (C1E) Enables or disables Intel CPU Enhanced Halt (C1E) function, a CPU power-saving function in system ® halt state. When enabled, the CPU core frequency and voltage will be reduced during system halt state to decrease power consumption.
  • Page 29 & Core Current Limit (Amps) Allows you to set a current limit for CPU Turbo mode. When the CPU current exceeds the specified current limit, the CPU will automatically reduce the core frequency in order to reduce the current. Auto sets the power limit according to the CPU specifications. This item is configurable only when Turbo Power Limits is set to Enabled. (Default: Auto) d Turbo Per Core Limit Control (Note 1) Allows you to control each CPU core limit separately.
  • Page 30 & Memory Enhancement Settings Provides several memory performance enhancement settings: Auto, Relax OC, Enhanced Stability, Normal (basic performance), Enhanced Performance,High Frequency, High Density, and DDR-4500+. (Default: Auto) & Memory Channel Detection Message Allows you to determine whether to show an alert message when the memory is not installed in the optimal memory channel.
  • Page 31: Settings

    Settings ƒ Platform Power & Platform Power Management Enables or disables the Active State Power Management function (ASPM). (Default: Disabled) & PEG ASPM Allows you to configure the ASPM mode for the device connected to the CPU PEG bus. This item is configurable only when Platform Power Management is set to Enabled. (Default: Disabled) & PCH ASPM Allows you to configure the ASPM mode for the device connected to Chipset's PCI Express bus. This item is configurable only when Platform Power Management is set to Enabled. (Default: Disabled) &...
  • Page 32 & Soft-Off by PWR-BTTN Configures the way to turn off the computer in MS-DOS mode using the power button. Press the power button and then the system will be turned off instantly. (Default) Instant-Off Delay 4 Sec. Press and hold the power button for 4 seconds to turn off the system. If the power button is pressed for less than 4 seconds, the system will enter suspend mode.
  • Page 33 ` APP Center Download & Install Configuration & APP Center Download & Install Allows you to determine whether to automatically download and install GIGABYTE APP Center after entering the operating system. Before installing APP Center, make sure the system is connected to the Internet. (Default: Enabled) ƒ...
  • Page 34 ƒ SATA And RST Configuration & SATA Controller(s) Enables or disables the integrated SATA controllers. (Default: Enabled) & SATA Mode Selection Enables or disables RAID for the SATA controllers integrated in the Chipset or configures the SATA controllers to AHCI mode. Intel RST Premium With Intel Optane System Acceleration Enables RAID for the SATA controller. AHCI C onfigures the SATA controllers to AHCI mode. Advanced Host Controller Interface (AHCI) is an interface specification that allows the storage driver to enable advanced Serial ATA features such as Native Command Queuing and hot plug.
  • Page 35 & 3DMark01 Enhancement Allows you to determine whether to enhance some legacy benchmark performance. (Default: Disabled) ƒ Trusted Computing Enables or disables Trusted Platform Module (TPM). ƒ PC Health Status & Reset Case Open Status Keeps or clears the record of previous chassis intrusion status. (Default) Disabled Clears the record of previous chassis intrusion status and the Case Open field will Enabled...
  • Page 36: System Info

    System Info. This section provides information on your motherboard model and BIOS version. You can also select the default language used by the BIOS and manually set the system time. & Access Level Displays the current access level depending on the type of password protection used. (If no password is set, the default will display as Administrator.) The Administrator level allows you to make changes to all BIOS settings;...
  • Page 37: Boot

    A password is required for booting the system and for entering the BIOS Setup System program. (Default) & Full Screen LOGO Show Allows you to determine whether to display the GIGABYTE Logo at system startup. Disabled skips the GIGABYTE Logo when the system starts up. (Default: Enabled) & Boot Option Priorities Specifies the overall boot order from the available devices. Removable storage devices that support GPT format will be prefixed with "UEFI:" string on the boot device list. To boot from an operating system that...
  • Page 38 & USB Support Disable Link All USB devices are disabled before the OS boot process completes. Full Initial All USB devices are functional in the operating system and during the POST. (Default) Partial Initial Part of the USB devices are disabled before the OS boot process completes. This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
  • Page 39 & Administrator Password Allows you to configure an administrator password. Press <Enter> on this item, type the password, and then press <Enter>. You will be requested to confirm the password. Type the password again and press <Enter>. You must enter the administrator password (or user password) at system startup and when entering BIOS Setup. Differing from the user password, the administrator password allows you to make changes to all BIOS settings. &...
  • Page 40: Save & Exit

    Save & Exit & Save & Exit Setup Press <Enter> on this item and select Yes. This saves the changes to the CMOS and exits the BIOS Setup program. Select No or press <Esc> to return to the BIOS Setup Main Menu. &...
  • Page 41: Chapter 3 Appendix

    The actual BIOS Setup menu options you will see shall depend on the motherboard you have and the BIOS version. C-1. Using EZ RAID GIGABYTE motherboards provide you with the EZ RAID feature, allowing you to quickly configure a RAID array with simplified steps. Steps: 1. After restarting the computer, enter the BIOS Setup and go to Settings. Press <Enter> on the EZ RAID item.
  • Page 42 6. When completed, you can see detailed information about the RAID array in the DISK/VOLUME INFORMATION section, including the RAID level, stripe block size, array name, and array capacity, etc. To exit the RAID BIOS utility, press <Esc> or select 6. Exit in MAIN MENU. Please visit GIGABYTE's website for details on configuring a RAID array. - 42 -...
  • Page 43: Installing An Intel ® Optane ™ Memory

    If the operating system to be installed requires that you provide additional SATA RAID driver during the OS installation process, please refer to the steps below: 1. Go to GIGABYTE's website, browse to the motherboard model's web page, download the Intel SATA Preinstall driver file on the Support\Download\SATA RAID/AHCI page, unzip the file and copy the files to your USB thumb drive.
  • Page 44 A-2: Installation in Intel RST Premium With Intel Optane System Acceleration mode If the SATA controller has been configured in Intel RST Premium With Intel Optane System Acceleration mode, please follow the steps below: 1. After system restarts, go to the BIOS Setup, make sure CSM Support under the Boot menu is disabled. 2.
  • Page 45: Drivers Installation

    After you install the operating system, a dialog box will appear on the bottom-right corner of the desktop asking if you want to download and install the drivers and GIGABYTE applications via APP Center. Click Install to proceed with the installation. (In BIOS Setup, make sure Settings\IO Ports\APP Center Download & Install Configuration\APP Center Download & Install is set to Enabled.)
  • Page 46: Regulatory Notices

    Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information Product Name: Motherboard Trade Name: GIGABYTE Model Number: B460 AORUS PRO AC Responsible Party – U.S. Contact Information: G.B.T. Inc. Address: 17358 Railroad street, City Of Industry, CA91748 Tel.: 1-626-854-9338 Internet contact information: https://www.gigabyte.com...
  • Page 47 European Commission Delegated Directive (EU) 2015/863 Statement Directivas de la Unión Europea: Directiva EMC (2014/30/EU), Directiva GIGABYTE products have not intended to add and safe from hazardous de bajo voltaje (2014/35/EU), Directiva de equipos radioeléctricos substances (Cd, Pb, Hg, Cr+6, PBDE, PBB, DEHP, BBP, DBP and 2014/53/EU, Directiva RoHS (recast) (2011/65/EU) y la Declaración...
  • Page 48 European Community Directive RED Directive Compliance Statement: TThis equipment is suitable for home and office use in all the European Community Member States and EFTA Member States. The low band 5.15 -5.35 GHz is for indoor use only for the countries listed in the table below: Wireless module country approvals: Wireless module model name: 9260NGW Wireless module manufacturer: Intel ®...
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  • Page 52: Contact Us

    Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231, Taiwan TEL: +886-2-8912-4000, FAX: +886-2-8912-4005 Tech. and Non-Tech. Support (Sales/Marketing) : https://esupport.gigabyte.com WEB address (English): https://www.gigabyte.com WEB address (Chinese): https://www.gigabyte.com/tw GIGABYTE eSupport • To submit a technical or non-technical (Sales/Marketing) question, please link to: https://esupport.gigabyte.com...

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