Motherboards

A520I AC

Model A520I AC

AMD A520 Mini-ITX motherboard for Socket AM4 processors, with 2 DDR4 slots (up to 64 GB) and Wi-Fi 5.

Socket
AM4
Chipset
AMD A520
Form factor
Mini-ITX
Memory
2 x DDR4, up to 64 GB
Wireless
Wi-Fi 5

Overview

Highlights

  • Supports AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 and Ryzen 3000 G-Series Processors
  • Dual Channel ECC/ Non-ECC Unbuffered DDR4, 2 DIMMs
  • Direct 6 Phases Digital VRM Solution with 55A DrMOS
  • NVMe PCIe 3.0 x4 M.2 slot
  • WIFI EZ-Plug: Quick and easy design for Wi-Fi antenna installation
  • Onboard Dual Band 802.11ac WIFI & BT 4.2

Platform

Socket
AM4
Chipset
AMD A520
Form factor
Mini-ITX 17.0 x 17.0 cm
Memory
DDR4
  • 2 DIMM slots
  • Up to 64 GB
  • Up to 5300 MHz (OC)
Dual channel
Processor support
  • AMD Ryzen 5000 series
  • Ryzen 5000 G-series
  • Ryzen 4000 G-series and Ryzen 3000 and Ryzen 3000 G-series processors
Expansion slots
  • 1 x PCIe x16 slot, PCIe 3.0 at x16
Storage
1 x M.2
  • 4 x SATA 6Gb/s
Fastest M.2 slot: PCIe 3.0 x4
LAN
  • Realtek GbE LAN
Wireless
Bluetooth 4.2 Realtek Wi-Fi AzureWave Wi-Fi AW-CB304NF
Display outputs
2 x HDMI, 1 x DisplayPort For processors with integrated graphics
Power inputs
  • 24-pin ATX
  • 1 x 8-pin ATX 12V

At a glance

Platform
AMD
Socket
AM4
Chipset
A520
Form factor
Mini-ITX
Memory
DDR4
Wireless
Wi-Fi 5
Series
Ultra Durable
Full specifications

Specifications

Platform

CPU
AMD Socket AM4, support for: AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 and Ryzen 3000 G-Series Processors
Chipset
AMD A520
Memory
2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memorySupport for DDR4 5300(O.C.) / 5200(O.C.) / 5100(O.C.) / 4800(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modulesDual channel memory architectureSupport for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modulesSupport for Extreme Memory Profile (XMP) memory modules

Graphics and audio

Onboard graphics
Integrated Graphics Processor with AMD Radeon Graphics support:1 x DisplayPort port, supporting a maximum resolution of 5120x2880@60 Hz* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.2 x HDMI ports, supporting a maximum resolution of 4096x2160@60 Hz* Support for HDMI 2.1 version, HDCP 2.3, and HDR.Support for up to 3 displays at the same timeMaximum shared memory of 16 GB
Audio
Realtek Audio CODECHigh Definition Audio2/4/5.1/7.1-channel* You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.

Networking

LAN
Realtek GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)
Wireless communication module
Realtek Wi-Fi AzureWave Wi-Fi AW-CB304NF (Realtek RTL8821CE)WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-BandBLUETOOTH 4.2Support for 11ac wireless standard(Actual data rate may vary depending on environment and equipment.)

Expansion and storage

Expansion slots
Integrated in the CPU:1 x PCI Express x16 slot, supporting PCIe 3.0 and running at x16
Storage interface
Integrated in the CPU:1 x M.2 connector (Socket 3, M key, type 2260/2280 SATA and PCIe 3.0 x4/x2 SSD support)Chipset:4 x SATA 6Gb/s connectorsSupport for RAID 0, RAID 1, and RAID 10

Ports and connectors

USB
Integrated in the CPU:4 x USB 3.2 Gen 1 ports on the back panelChipset:2 x USB 3.2 Gen 1 ports available through the internal USB header4 x USB 2.0/1.1 ports (2 ports on the back panel, 2 ports available through the internal USB header)
Internal I/O connectors
1 x 24-pin ATX main power connector1 x 8-pin ATX 12V power connector1 x CPU fan header2 x system fan headers1 x addressable LED strip header1 x RGB LED strip header1 x M.2 Socket 3 connector4 x SATA 6Gb/s connectors1 x front panel header1 x front panel audio header1 x speaker header1 x USB 3.2 Gen 1 header1 x USB 2.0/1.1 header1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)1 x serial port header1 x Clear CMOS jumper
Back panel connectors
1 x DisplayPort2 x HDMI ports4 x USB 3.2 Gen 1 ports2 x USB 2.0/1.1 ports1 x Q-Flash Plus button1 x RJ-45 ports2 x SMA antenna connectors (1T1R)3 x audio jacks
I/O controller
iTE I/O Controller Chip

Firmware and software

H/W monitoring
Voltage detectionTemperature detectionFan speed detectionOverheating warningFan fail warningFan speed control* Whether the fan speed control function is supported will depend on the cooler you install.
BIOS
1 x 128 Mbit flashUse of licensed AMI UEFI BIOSPnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique features
Support for APP Center@BIOSEasyTuneRGB FusionSmart BackupSystem Information ViewerSupport for Q-Flash PlusSupport for Q-Flash
Bundle software
Norton Internet Security (OEM version)LAN bandwidth management software
Operating system
Support for Windows 11 64-bitSupport for Windows 10 64-bit

Board

Form factor
Mini-ITX Form Factor; 17.0cm x 17.0cm
Remark
Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website.Most hardware/software vendors may no longer offer drivers to support Win9X/ME/2000/XP. If drivers are available from the vendors, we will update them on the GIGABYTE website.

Specifications are taken from the manufacturer's published information and may change. Confirm critical values with our sales desk before ordering.

GIGABYTE product page

Platform and pairing

Processor and memory

Supplied by brand rather than listed by model. Name the part you need in your enquiry.

Graphics cards

A spread of current cards, from top tier to entry level. Each card page lists its length and recommended power supply.

Power supplies

Ratings from 400 W to 3000 W. This board's power inputs: 24-pin ATX and 1 x 8-pin ATX 12V. Size the supply to the recommended PSU of the graphics card you fit.

CPU coolers for AM4

Coolers whose specifications list socket AM4.

  • GIGABYTE GP-GIGABYTE GME 240

    GIGABYTE

    GAMING 240

    GP-GIGABYTE GME 240

    • 240 mm
    • 2 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details
  • GIGABYTE GP-GIGABYTE GME 240I

    GIGABYTE

    GAMING 240 ICE

    GP-GIGABYTE GME 240I

    • 240 mm
    • 2 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details
  • GIGABYTE GP-GIGABYTE EAGLE 360

    GIGABYTE

    EAGLE 360

    GP-GIGABYTE EAGLE 360

    • 360 mm
    • 3 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details

Cabinets for Mini-ITX boards

Cabinets whose specifications list Mini-ITX motherboard support.

Parts to plan with this motherboard

Check sockets, memory type, power connectors and dimensions against the specifications before ordering, or ask our sales desk to confirm a build.

Support

Warranty and repairs

Warranty is as per GIGABYTE’s terms for this model. For products bought from us, call our service team with the invoice number, the model and the product’s serial number.

From GIGABYTE

Practical notes

  1. Update the BIOS only from the official support page, following the brand’s instructions.
  2. Check the CPU support list for the BIOS version before buying a processor.
  3. Install chipset, LAN and audio drivers from the official support page.

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