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A320M HD3
User's Manual
Rev. 1001
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 A320M HD3

  • Page 1 A320M HD3 User's Manual Rev. 1001 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 A320M HD3 Motherboard Layout ..................4 Chapter 1 Hardware Installation ..................5 Installation Precautions ..................5 Product Specifications ..................6 Installing the CPU .................... 9 Installing the Memory ..................9 Installing an Expansion Card ................. 10 Back Panel Connectors .................. 10 Internal Connectors ..................
  • Page 4: A320M Hd3 Motherboard Layout

    A320M HD3 Motherboard Layout CPU_FAN ATX_12V KB_MS Socket AM4 COMA R_USB30 HDMI USB_LAN M_BIOS AUDIO PCIEX1_1 Realtek ® GbE LAN A320M HD3 PCIEX16 SATA3 3 2 PCIEX1_2 ® Super I/O P C I e t o A M D PCI Bridge...
  • Page 5: 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 6: 1-2 Product Specifications

    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: Š 1 x D-Sub port...
  • Page 7 Chipset: Š 2 x USB 3.1 Gen 1 ports available through the internal USB headers 6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through the internal USB headers) APU: Š 2 x USB 3.1 Gen 1 ports on the back panel Internal 1 x 24-pin ATX main power connector Š...
  • Page 8 System Form Factor Micro ATX Form Factor; 24.4cm x 20.5cm 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.
  • Page 9: 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 10: Installing An Expansion Card

    Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode. Dual Channel mode cannot be enabled if only one memory module is installed. When enabling Dual Channel mode with two memory modules, it is recommended that memory of the same capacity, brand, speed, and chips be used.
  • Page 11 • 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. - 11 -...
  • Page 12: Internal Connectors

    Internal Connectors ATX_12V F_AUDIO F_USB30 CPU_FAN F_USB1/F_USB2 SYS_FAN1/SYS_FAN2 COMB SATA3 0/1/2/3 M2A_CPU SPDIF_O F_PANEL CLR_CMOS Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. • 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 13 1/2) ATX_12V/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.
  • Page 14 5) SATA3 0/1/2/3 (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 SATA connectors support RAID 0, RAID 1, and RAID 10. Refer to Chapter 3, "Configuring a RAID Set," for instructions on configuring a RAID array.
  • Page 15 7) 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 16 9) F_AUDIO (Front Panel Audio Header) The front panel audio header supports High Definition audio (HD). You may connect your chassis front panel audio module to this header. Make sure the wire assignments of the module connector match the pin assignments of the motherboard header. Incorrect connection between the module connector and the motherboard header will make the device unable to work or even damage it.
  • Page 17 12) COMB (Serial Port Header) The COM header can provide one serial port via an optional COM port cable. For purchasing the optional COM port cable, please contact the local dealer. Pin No. Definition Pin No. Definition NDCD- NDSR- NSIN NRTS- NSOUT NCTS-...
  • Page 18 15) BAT (Battery) The battery provides power to keep the values (such as BIOS configurations, date, and time information) in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low level, or the CMOS values may not be accurate or may be lost. You may clear the CMOS values by removing the battery: 1.
  • Page 19: 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 system.
  • Page 20: The Main Menu

    The Main Menu System Time Setup Menus Hardware Information Configuration Items Current Settings Quick Access Bar allows you to enter Easy Mode, select BIOS default language, configure fan settings, or enter Q-Flash. Classic Setup Function Keys <f><g> Move the selection bar to select a setup menu <h><i>...
  • Page 21 M.I.T. 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 22 & Turbo Performance Boost Ratio (Note 1) Allows you to determine whether to improve CPU performance. (Default: Disabled) & AMD Cool&Quiet function Lets the AMD Cool'n'Quiet driver dynamically adjust the CPU clock and VID to reduce Enabled heat output from your computer and its power consumption. (Default) Disables this function.
  • Page 23 ƒ Advanced Memory Settings & Extreme Memory Profile (X.M.P.) , System Memory Multiplier, Memory Frequency(MHz) (Note) The settings above are synchronous to those under the same items on the Advanced Frequency Settings menu. & Memory Timing Mode Manual and Advanced Manual allows the Channel Interleaving, Rank Interleaving, and memory timing settings below to be configurable.
  • Page 24 ƒ Smart Fan 5 Settings & 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. Allows the fan to run at different speeds according to the temperature.
  • Page 25: System

    System 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. & System Language Selects the default language used by the BIOS. &...
  • Page 26: Bios

    System (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) & Fast Boot Enables or disables Fast Boot to shorten the OS boot process. Ultra Fast provides the fastest bootup speed.
  • Page 27 & Storage Boot Option Control Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller. Disables option ROM. Disabled UEFI Only Enables UEFI option ROM only. (Default) Legacy Only Enables legacy option ROM only. This item is configurable only when CSM Support is set to Enabled.
  • Page 28: Peripherals

    Peripherals & AMD CPU fTPM Enables or disables the TPM 2.0 function integrated in the AMD CPU. (Default: Disabled) & Initial Display Output Specifies the first initiation of the monitor display from the installed PCI Express graphics card or the onboard graphics.
  • Page 29 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 30: Chipset

    Chipset & IOMMU Enables or disables AMD IOMMU support. (Default: Auto) & Integrated Graphics (Note) Enables or disables the onboard graphics function. The BIOS will automatically enable or disable the onboard graphics depending on the Auto graphics card being installed. (Default) Disables the onboard graphics.
  • Page 31: Power

    Power & 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. Memory Always On The system is turned on upon the return of the AC power. Always Off The system stays off upon the return of the AC power.
  • 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: 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 34: Chapter 3 Appendix

    Chapter 3 Appendix 3-1 Configuring a RAID Set RAID Levels RAID 0 RAID 1 RAID 10 Minimum Number of ≥2 Hard Drives Number of hard drives * Size (Number of hard drives/2) Array Capacity Size of the smallest drive of the smallest drive * Size of the smallest drive Fault Tolerance Before you begin, please prepare the following items:...
  • Page 35 4. Select AMD-RAID Bottom Device first and click Next to load the driver. Then select AMD-RAID Controller and click Next to load the driver. Finally, continue the OS installation. Please visit GIGABYTE's website for details on configuring a RAID array. - 35 -...
  • Page 36: 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 37: Regulatory Notices

    European Commission Delegated Directive (EU) 2015/863 Statement CEM 2014/30/EU; Diretiva RSP 2011/65/UE. A conformidade com estas GIGABYTE products have not intended to add and safe from hazardous diretivas é verificada utilizando as normas europeias harmonizadas. substances (Cd, Pb, Hg, Cr+6, PBDE, PBB, DEHP, BBP, DBP and DIBP).
  • Page 38: 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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