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The ASUS A520 Micro ATX motherboard supports AMD Ryzen 3, 5, 7, 9 (3rd and 5th Gen) CPUs on an AM4 socket, with 4 DIMM slots for up to 128GB DDR4 memory. It offers 2 PCIe x1 3.0 slots, 1 M.2 slot, multiple USB 3.2 and 2.0 ports, HDMI, DVI, and PS/2. For connectivity, it features Realtek L8200A 1Gb Ethernet and WiFi 802.11a/b/g/n/ac with Bluetooth 5. It includes 4 SATA 6GB/s ports, 7.1 audio channels with ALC887 codec, and RGB 4-pin header for lighting. Cooling is managed by one 4-pin CPU and two 4-pin case fan connectors.


SKU: A 955371
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Mainboard basic properties

Manufacturer ASUS
Chipset AMD A520
Form factor Micro ATX

Motherboard processor

processor family AMD
processor socket Socket AM4
Supported processors

AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, 3rd Generation AMD Ryzen 9, AMD Ryzen 9 5th Gen

Motherboard memory

Number of DIMM slots 4x
Maximum main memory 128GB
Storage type DDR4
Non-ECC, Unbuffered Yes

Motherboard expansion slots

PCI Express x1 2x (3.0)
M.2 1x

Mainboard external connections

USB 3.2 4x
USB 2.0 2x
PS/2 1x
Ethernet (LAN) 1x
3.5mm jack 3x

Mainboard internal connections

SATA 6GB/s 4x
USB 3.2 headers 1x
USB 2.0 headers 2x
TPM header  
RAID 36535
Power connections

1x 24-pin EATX, 1x 8-pin EATX 12V

Audio channels 7.1
Audio codec ALC887

Motherboard cooling

CPU fan 4-pin 1x
4-pin case fan 2x

Motherboard lighting

RGB header 4-pin 1x

Motherboard network

LAN controllers

Realtek L8200A 1Gb Ethernet

Transfer rate

10/100/1000/10000 Mb/s


IEEE 802.11a/b/g/n/ac

Bluetooth 5

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