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Z490 AORUS PRO AX
User's Manual
Rev. 1001
12ME-Z49PROW-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 Z490 AORUS PRO AX

  • Page 1 Z490 AORUS PRO AX User's Manual Rev. 1001 12ME-Z49PROW-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 GIGABYTE's prior written permission. Documentation Classifications In order to assist in the use of this product, GIGABYTE provides the following types of documentations: „ For quick set-up of the product, read the Quick Installation Guide included with the product.
  • Page 3: Table Of Contents

    Table of Contents Z490 AORUS PRO AX Motherboard Layout ..............4 Z490 AORUS PRO AX 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: Z490 Aorus Pro Ax Motherboard Layout

    Z490 AORUS PRO AX Motherboard Layout SYS_FAN1 LED_C2 ATX_12V_2X4 CPU_OPT D_LED2 CPU_FAN USB20 USB 2.0 Hub ATX_12V_2X2 CNVI LGA1200 U32_G2 U32G2 U32G2C U32_LAN Intel ® AUDIO SYS_FAN2 PCIEX1_1 PCIEX16 PCIEX1_2 THB_C2 Intel Z490 ® THB_C1 PCIEX8 CODEC M_BIOS ® Super I/O...
  • Page 5: Z490 Aorus Pro Ax Motherboard Block Diagram

    Z490 AORUS PRO AX Motherboard Block Diagram PCI Express 3.0 Bus CPU CLK+/- (100~500 MHz) DDR4 3200/2933/2666/2400/2133 MHz Switch LGA1200 CPU HDMI 1.4 4 SATA 6Gb/s (SATA3 0~3) 2 SATA 6Gb/s 1 M.2 Socket 3 (SATA3 4~5) (M2M_SB) 1 USB Type-C , with USB 3.2 Gen 2...
  • 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 2 x M.2 connectors (Socket 3, M key, type 2242/2260/2280/22110 SATA and PCIe x4/x2 SSD support) (M2A_SB/M2M_SB) 6 x SATA 6Gb/s connectors Š Support for RAID 0, RAID 1, RAID 5, and RAID 10 Š * Refer to "1-8 Internal Connectors," for the installation notices for the M.2 and SATA connectors.
  • Page 9 * G IGABYTE 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: Back Panel Connectors

    Data transmission or receiving is occurring Orange 1 Gbps data rate No data transmission or receiving is occurring 100 Mbps data rate LAN Port (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 ATX_12V_2X2/ATX_12V_2X4 F_PANEL F_AUDIO CPU_FAN F_U32C SYS_FAN1/2/3/4 F_U32 SYS_FAN5/6_PUMP F_USB1/F_USB2 CPU_OPT SPI_TPM EC_TEMP1/EC_TEMP2 THB_C1/THB_C2 LED_C1/LED_C2 CLR_CMOS D_LED1/D_LED2 SATA3 0/1/2/3/4/5 CPU/DRAM/VGA/BOOT M2A_SB/M2M_SB QFLASH_PLUS 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_2X2/ATX_12V_2X4/ATX (2x2, 2x4, 12V Power Connectors 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. Connect the power supply cable to the power connector in the correct orientation. The 12V power connector mainly supplies power to the CPU.
  • Page 16 3/4) CPU_FAN/SYS_FAN1/2/3/4 (Fan Headers) All fan headers on this motherboard are 4-pin. Most fan headers possess a foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black connector wire is the ground wire). The speed control function requires the use of a fan with fan speed control design. For optimum heat dissipation, it is recommended that a system fan be installed inside the chassis.
  • Page 17 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 18 S B_ S B_ 10) 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 19 Installation Notices for the 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 M2A_SB connector shares bandwidth with the SATA3 1 connector. The M2M_SB connector shares bandwidth with the SATA3 4/5 connectors.
  • Page 20 12) 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 21 14) F_U32C (USB Type-C Header with USB 3.2 Gen 1 Support) ™ The header conforms to USB 3.2 Gen 1 specification and can provide one USB port. F_USB3 F_USB30 3 Pin No. Definition Pin No. Definition Pin No. Definition VBUS RX2+ TX1+ SBU1 RX2- TX1- SBU2 VBUS RX1+ TX2+ RX1- TX2- VBUS F_USB30 F_ U 15) F_U32 (USB 3.2 Gen 1 Header) The header conforms to USB 3.2 Gen 1 and USB 2.0 specification and can provide two USB ports. For purchasing the optional 3.5"...
  • Page 22 Chip Select Power (3.3V) No Pin Data Input S F_ 18) THB_C1/THB_C2 (Thunderbolt Add-in Card Connectors) ™ The connectors are used to connect to a GIGABYTE Thunderbolt add-in card. ™ S F_ THB_C2 Supports a Thunderbolt add-in card. ™ THB_C1...
  • Page 23 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. - 23 -...
  • Page 24: 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 25: 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 26: 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 27: 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 28 & FCLK Frequency for Early Power On Allows you to set the FCLK frequency. Options are: Normal(800Mhz), 1GHz, 400MHz. (Default: 1GHz) & Hyper-Threading Technology Allows you to determine whether to enable multi-threading technology when using an Intel CPU that ® supports this function.
  • Page 29 & Frequency Clipping TVB (Note) Allows you to enable or disable automatic CPU frequency reduction initiated by Thermal Velocity Boost. Auto lets the BIOS automatically configure this setting. (Default: Auto) & Voltage reduction initiated TVB (Note) Allows you to enable or disable automatic CPU voltage reduction initiated by Thermal Velocity Boost. Auto lets the BIOS automatically configure this setting. (Default: Auto) d Active Turbo Ratios &...
  • Page 30 d Turbo Power Limits Allows you to set a power limit for CPU Turbo mode. When the CPU power consumption exceeds the specified power limit, the CPU will automatically reduce the core frequency in order to reduce the power. Auto sets the power limit according to the CPU specifications. (Default: Auto) & Package Power Limit TDP (Watts) / Package Power Limit Time Allows you to set the power limit for CPU Turbo mode and how long it takes to operate at the specified power limit. If the specified value is exceeded, the CPU will automatically reduce the core frequency in order to reduce the power. Auto sets the power limit according to the CPU specifications. This item is configurable only when Turbo Power Limits is set to Enabled.
  • Page 31 & Memory Boot Mode Provides memory detection and training methods. Auto Lets the BIOS automatically configure this setting. (Default) The BIOS automatically performs memory training. Please note that if the system Normal becomes unstable or unbootable, try to clear the CMOS values and reset the board to default values. (Refer to the introductions of the battery/clear CMOS jumper in Chapter 1 for how to clear the CMOS values.) S kip memory detection and training in some specific criteria for faster memory Enable Fast Boot...
  • Page 32: 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 33 & RC6(Render Standby) Allows you to determine whether to let the onboard graphics enter standby mode to decrease power consumption. (Default: Enabled) & AC BACK Determines the state of the system after the return of power from an AC power loss. The system returns to its last known awake state upon the return of the AC power.
  • Page 34 ƒ USB Configuration & Legacy USB Support Allows USB keyboard/mouse to be used in MS-DOS. (Default: Enabled) & XHCI Hand-off Determines whether to enable XHCI Hand-off feature for an operating system without XHCI Hand-off support. (Default: Enabled) & USB Mass Storage Driver Support Enables or disables support for USB storage devices.
  • Page 35 & Port 0/1/2/3/4/5 Enables or disables each SATA port. (Default: Enabled) & Hot plug Enables or disable the hot plug capability for each SATA port. (Default: Disabled) & Configured as eSATA Enables or disables support for external SATA devices. ƒ EZ RAID Allows you to quickly set up a RAID array. Refer to Chapter 3, "Configuring a RAID Set," for instructions on configuring a RAID array.
  • Page 36 & CPU Vcore/CPU VCCSA/CPU VCCIO/DDRVtt A/B/DRAM Channel A/B Voltage/DDRVpp A/B/+3.3V/+5V/PCH Core/+12V/CPU VAXG Displays the current system voltages. ƒ Smart Fan 5 & Monitor Allows you to select a target to monitor and to make further adjustment. (Default: CPU FAN) & Fan Speed Control Allows you to determine whether to enable the fan speed control function and adjust the fan speed.
  • Page 37: 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 38: 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 39 & USB Support All USB devices are disabled before the OS boot process completes. Disable 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 40 & User Password Allows you to configure a user 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. However, the user password only allows you to make changes to certain BIOS settings but not all. To cancel the password, press <Enter> on the password item and when requested for the password, enter the correct one first. When prompted for a new password, press <Enter> without entering any password.
  • Page 41: 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 42: 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 43 6. When completed, you can see detailed information about the RAID array in the DISK/VOLUME INFORMA- TION 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. - 43 -...
  • Page 44: Installing An Intel ® Optane ™ Memory

    Install the SATA RAID/AHCI driver and operating system With the correct BIOS settings, you are ready to install the operating system. Installing the Operating System As some operating systems already include Intel RAID/AHCI driver, you do not need to install separate RAID/ ®...
  • Page 45 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 46: Drivers Installation

    You can click the Xpress Install button and "Xpress Install" will install all of the selected drivers. Or click the arrow icon to individually install the drivers you need. Please visit GIGABYTE's website for Please visit GIGABYTE's website for more software information.
  • Page 47: Regulatory Notices

    Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information Product Name: Motherboard Trade Name: GIGABYTE Model Number: Z490 AORUS PRO AX 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 48 European Commission Delegated Directive (EU) 2015/863 Statement de equipos radioeléctricos 2014/53/EU, Directiva de bajo voltaje GIGABYTE products have not intended to add and safe from hazardous 2014/35/EU, Directiva RoHS (recast) 2011/65/EU. El cumplimiento de substances (Cd, Pb, Hg, Cr+6, PBDE, PBB, DEHP, BBP, DBP and estas directivas se evalúa mediante las normas europeas armonizadas.
  • Page 49 European Community Directive RED Directive Compliance Statement: This 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: AX201NGW 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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