Gigabyte Motherboard A320M HD3 (rev.1.0) User Manual in English (Version 1001)
Summary
The essential guide for setting up your powerful A320M HD3 motherboard. This comprehensive manualwalks expert users and PC builders through every stage of system setup, covering initial hardware installation—including CPU, memory, and expansion cards—right through to advanced BIOS configuration. Use this resource to master menu navigation, set up peripheral integrations, and ensure seamless performance for your new desktop build.
Page 1 Text Content
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 Summary Contents For Gigabyte Motherboard A320M HD3 (rev.1.0) User Manual in English (Version 1001)
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 reusabl...
Page 2
Copyright © 2020 GIGA-BYTE TECHNOLOGY CO., LTD. All rights reserved. The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is...
Page 3
Table of Contents A320M HD3 Motherboard Layout ....................................................................................4 Chapter 1 Hardware Installation ......................................
Page 4
A320M HD3 Motherboard Layout CPU_FAN SY S_ FA N1 ATX_12V KB_MS Socket AM4 VGA DVI COMA DP R_USB30 HDMI M2 A_ CP U80 USB_LAN M_BIOS AUDIO DD R4 _2 PCIEX1_1 Realtek® DD R4 _1 Gb E LAN PCIEX16 A320M HD3 ...
Page 5
Chapter 1 Hardware Installation 1-1 Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic dischar...
Page 6
1-2 Product Specifications CPU AM4 Socket: - AMD Ryzen™ processor - AMD 7th Generation A-series/Athlon™ processors (Go to GIGABYTE's website for the latest CPU support list.) Chipset AMD A320 Memory 2...
Page 7
USB Chipset: - 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: - 2 x USB...
Page 8
Unique Features Support for APP Center * Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specificatio...
Page 9
1-3 Installing the CPU Read the following guidelines before you begin to install the CPU: Make sure that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.) A...
Page 10
Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode. 1. Dual Channel mode cannot be enabled if only one memory module is installed. 2. When enabling...
Page 11
After installing the Display Port/HDMI device, make sure to set the default sound playback device to Display Port/HDMI. (The item name may differ depending on your operating system.) Triple-Display Co...
Page 12
1-7 Internal Connectors 1) ATX_12V 9) F_AUDIO 2) ATX 10) F_USB30 3) CPU_FAN 11) F_USB1/F_USB2 4) SYS_FAN1/SYS_FAN2 12) COMB 5) SATA3 0/1/2/3 13) LPT 6) M2A_CPU 14) TPM 7) SPDIF_O 15) BAT 8) F_PANEL 16...
Page 13
DEBUG DEBUG PORT DEBUG 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 componen...
Page 14
F_USB30 F_ U F_ F_ 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 F_USB3 F SATA 1.5Gb/s standard. Each SATA connect...
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...
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 assignm...
Page 17
F_USB30 F_ U F_ F_ 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....
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 batt...
Page 19
Chapter 2 BIOS Setup BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the motherboard. Its major functions include conducting the Power-On Self-Test (POST)...
Page 20
2-2 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...
Page 21
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...
Page 22
Turbo Performance Boost Ratio (Note 1) Allows you to determine whether to improve CPU performance. (Default: Disabled) AMD Cool&Quiet function Enabled Lets the AMD Cool'n'Quiet driver dynamically ...
Page 23
Advanced Memory Settings Extreme Memory Profile (X.M.P.) (Note), System Memory Multiplier, Memory Frequency(MHz) The settings above are synchronous to those under the same items on the Advanced Freque...
Page 24
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 contr...
Page 25
2-4 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 Sel...
Page 26
2-5 BIOS 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 boo...
Page 27
Storage Boot Option Control Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller. Disabled Disables option ROM. UEFI Only Enables UEFI option ROM only...
Page 28
2-6 Peripherals AMD CPU f TPM 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 ...
Page 29
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...
Page 30
2-7 Chipset IOMMU Enables or disables AMD IOMMU support. (Default: Auto) Integrated Graphics (Note) Enables or disables the onboard graphics function. Auto The BIOS will automatically enable or disabl...
Page 31
2-8 Power AC BACK Determines the state of the system after the return of power from an AC power loss. Memory The system returns to its last known awake state upon the return of the AC power. Always On...
Page 32
Soft-Off by PWR-BTTN Configures the way to turn off the computer in MS-DOS mode using the power button. Instant-Off Press the power button and then the system will be turned off instantly. (Default) D...
Page 33
2-9 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...
Page 34
Chapter 3 Appendix 3-1 Configuring a RAID Set RAID Levels RAID 0 RAID 1 RAID 10 Minimum Number of Hard Drives Number of hard drives * Size (Number of hard drives/2) Array Capacity Size of the smallest...
Page 35
4. On the Select Physical Disks screen, select the hard drives to be included in the RAID array and set them to Enabled. Next, use the down arrow key to move to Apply Changes and press <Enter>. ...
Page 36
3-2 Drivers Installation Before installing the drivers, first install the operating system. After installing the operating system, insert the motherboard driver disk into your optical drive. Click on ...
Page 37
Regulatory Notices United States of America, Federal Communications Commission Statement Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information Product Name: Motherboard Trade Nam...
Page 38
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/Market...
Manual Details
| Brand | GIGABYTE |
|---|---|
| Pages | 38 |
| File Size | 10.92 MB |
| Published | May 21, 2026 |
99 views
Enter the captcha to get the download link:
Frequently Asked Questions
How do I find my motherboard's current revision number?
The revision number is labeled as 'REV: X.X.' on the board and should be checked before updating BIOS or drivers.
What specific contents are included in the A320M HD3 box?
It typically includes the motherboard, two SATA cables, a driver disc, an I/O Shield, and the User's Manual (actual items may vary).
Where can I find technical support or product information for this manual?
Product-related details are available on the official GIGABYTE website at https://www.gigabyte.com.
What precautions should I observe during hardware installation?
Due to delicate components, take care to guard against electrostatic discharge (ESD).