- Internet & Connectivity
The Complete Guide to Business Broadband in the UK
18 Mar, 2026







£64.42 inc. VAT
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.

Asus
ASUS P12R-M/10G-2T - Motherboard - micro ATX - LGA1200 Socket - C252 Chipset - USB 3.2 Gen 2, USB 3.2 Gen 1 - 2 x 10 Gigabit LAN - onboard graphics

Asus
ASUS PRIME B760M-A WIFI II - Motherboard - micro ATX - LGA1700 Socket - B760 Chipset - USB 3.2 Gen 1, USB-C 3.2 Gen 1, USB 3.2 Gen 2 - 2.5 Gigabit LAN, Wi-Fi 6E, Bluetooth - onboard graphics (CPU required) - High Definition Audio (7.1-channel)

Asus
ASUS PRIME B850-PLUS WIFI - Motherboard - ATX - Socket AM5 - AMD B850 Chipset - USB-C 3.2 Gen2, USB 3.2 Gen 2, USB 3.2 Gen 1, USB-C 3.2 Gen 1 - 2.5 Gigabit LAN, Wi-Fi 6E, Bluetooth - onboard graphics (CPU required) - HD Audio (8-channel)

Asus
ASUS PRIME B860M-A WIFI - Motherboard - micro ATX - LGA1851 Socket - B860 Chipset - USB-C 3.2 Gen 2x2, USB 3.2 Gen 2, USB 3.2 Gen 1, USB-C 3.2 Gen 1 - 2.5 Gigabit LAN, Bluetooth, Wi-Fi 6E - onboard graphics (CPU required) - HD Audio (8-channel)
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