
ASUS PRIME B850-PLUS-CSM, AMD ATX Motherboard, 8+2+1 Power Stages, DDR5 Slot, PCIe 5.0, 3 M.2 Slots, Wi-Fi 6E, Ethernet Realtek 2.5Gb, DisplayPort, HDMI, USB-A and USB-C 10Gbps, Aura Sync
RRP £161.99
ASUS PRIME B850-PLUS-CSM has dropped 29% over the last 30 days, currently at £115.07.
Price last checked:
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.co.uk at the time of purchase will apply to the purchase of this product.
- Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications
- Unmatched customization: The three addressable second generation covers are all configurable with Aura Sync RGB lighting, to give your motherboard a touch of your own
- AM5 Socket: Designed for AMD Ryzen 9000, 8000 and 7000 Series Processors
- Full cooling: VRM and M.2 heatsink, PCH heatsink, fan covers and Xpert 2+ Fan
- High performance network: Wi-Fi 6E (802.11ax) and Realtek Ethernet 2.5Gb network
About This Product
The ASUS PRIME B850-PLUS-CSM is an AMD ATX motherboard featuring an AM5 socket, designed for AMD Ryzen 9000, 8000, and 7000 series processors. It boasts 8+2+1 power stages, DDR5 compatibility, PCIe 5.0, and three M.2 slots, along with Wi-Fi 6E and Ethernet Realtek 2.5Gb for high-performance networking. This motherboard is suitable for users requiring powerful connectivity and customization options, such as content creators and gamers who need reliable performance and advanced features like Au...
Near its lowest price
At £115.07, ASUS PRIME B850-PLUS-CSM is at or near its lowest tracked price of £114.99. The 30-day average is £148.17, making this a good time to buy if you've been waiting for a deal.
Price History
Historical Prices
| Date | Price | Change |
|---|---|---|
| 13 Oct 2026, 00:20 | £115.07 | No change |
| 12 Oct 2026, 00:27 | £115.07 | No change |
| 11 Oct 2026, 00:27 | £115.07 | No change |
| 10 Oct 2026, 00:27 | £115.07 | -£21.92 (-16%) |
| 9 Oct 2026, 00:29 | £136.99 | No change |
| 8 Oct 2026, 00:26 | £136.99 | +£22.00 (+19.1%) |
| 7 Oct 2026, 00:27 | £114.99 | No change |
| 6 Oct 2026, 16:26 | £114.99 | -£47.00 (-29%) |
| 5 Oct 2026, 00:31 | £161.99 | No change |
| 4 Oct 2026, 00:30 | £161.99 | No change |











