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ASUS PRIME A520M-A II/CSM AMD A520 Socket AM4 micro ATX
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ASUS PRIME A520M-A II/CSM AMD A520 Socket AM4 micro ATX

£52.85

£63.42 inc. VAT

In Stock(418)MPN: 90MB17H0-M0EAYC
🚚 Next-day delivery £4.95
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Key Features

ASUS PRIME A520M-A II/CSM
Motherboard
micro ATX
Socket AM4
AMD A520 Chipset
USB 3.2 Gen 1
Gigabit LAN
onboard graphics (CPU required)

Product Overview

AI-generated summary

The ASUS PRIME A520M-A II/CSM is one of those “get it working and don’t think too hard” boards. At ~£55 ex-VAT, you’re basically paying for a no-nonsense AM4 platform with enough maturity to run day-to-day office/workstation builds without drama. If you’re trying to build budget systems for admin PCs, light CAD, VMs in modest quantities, or office/warehouse terminals, this is the kind of board that makes sense: you’re not overspending on features you’ll never use, and ASUS’s BIOS support tends to be pretty reliable for the price bracket.

That said, I wouldn’t buy it for anything that needs serious upgrade headroom or heavy, long-term compute. A520 class boards are pretty limiting in terms of expandability and “future-proofing”, so if you’re planning to drop in faster RAM/SSDs later, add multiple add-in cards, or run something that needs more robust platform options, you’ll likely end up wanting a step up. Also, the “CSM” angle suggests it’s aimed at specific OEM/installer use cases—fine for resellers and builders, but if you’re buying for a premium DIY desktop experience, there are usually better-value boards when you consider total build flexibility.

Specifications

Processor

Processor manufacturerAMD
Processor socketSocket AM4
Compatible processor seriesAMD Ryzen 3,AMD Ryzen 5

Memory

Supported memory typesDDR4-SDRAM
Number of memory slots4
Memory slots typeDIMM
Memory channelsDual-channel
Supported memory clock speeds2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4100,4133,4400,4466,4600,4800 MHz

Storage controllers

Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2,SATA III
Number of HDDs supported4
Number of storage drives supported5
RAID supportY

Graphics

Parallel processing technology supportNot supported

Internal I/O

USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors1
Number of SATA III connectors4
S/PDIF out connectorY
Front panel audio connectorY

Rear panel I/O ports

USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Ethernet LAN (RJ-45) ports1
PS/2 ports quantity1
VGA (D-Sub) ports quantity1

Network

Ethernet LANY
Ethernet interface typeGigabit Ethernet
Wi-FiN

Features

Motherboard chipsetAMD A520
Audio chipRealtek ALC887 / Realtek ALC897
Audio output channels7.1 channels
Component forPC
Motherboard form factorMicro ATX

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