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ASUS PRIME B850-PLUS-CSM Motherboard
- Socket
- AM5
- Chipset
- AMD B850
- Form Factor
- ATX
- Memory Type
- DDR5
- M.2 Slots
- 3 x M.2
Compare prices from £161.99 to £184.68 • See more in Motherboards
Price Comparison
Prices checked –
Product Details
The ASUS PRIME B850-PLUS-CSM includes 2.5 GbE ethernet, supporting high-speed local networks and fast file transfers for demanding workloads. AMD B850 chipset provides a modern feature set with advanced connectivity and PCIe lane allocation. ATX sizing offers broad compatibility with a wide range of cases and expansion options. Read More...
DDR5 memory support enables higher bandwidth for intensive multitasking and next-gen applications, while four DIMM slots allow flexible memory configurations. This board features three M.2 slots supporting one Gen5 and two Gen4 drives, giving builders rapid storage options for both boot and data drives. PCIe 5.0 as the primary slot version ensures top-tier bandwidth for the latest graphics cards and add-in devices.
ASUS PRIME B850-PLUS-CSM Motherboard Specifications
| Product Name | ASUS PRIME B850-PLUS-CSM Motherboard |
|---|---|
| Brand | ASUS |
| Model Number | PRIME B850-PLUS-CSM |
| Socket | AM5 |
|---|---|
| Chipset | AMD B850 |
| Form Factor | ATX |
| Memory Type | DDR5 |
| Max Memory | 256 GB |
| Memory Slots | 4 x DIMM |
| Memory Speed Support | DDR5-8000+ (OC) |
| M.2 Slots | 3 x M.2 |
| M.2 Support | 1 x Gen5; 2 x Gen4 |
| SATA Ports | 4 x SATA |
| PCIE x16 Slots | 2 x PCIe x16 |
| Primary Pcie Version | PCIe 5.0 |
| Ethernet | 2.5 GbE |
| Rear USB | 3 x USB-A 10 Gbps; 1 x USB-C 10 Gbps; 2 x USB-A 5 Gbps; 2 x USB-A 480 Mbps |
| Internal USB Headers | 1 x USB-C 5 Gbps header; 1 x USB 5 Gbps header; 4 x USB 2.0 headers; 2 x USB 3.2 Gen1 headers |
| CPU Power | 1 x 8-pin EPS + 1 x 4-pin EPS |
| RGB Headers | 3 x ARGB |
ASUS PRIME B850-PLUS-CSM Motherboard Price History
Disclaimer: Prices, availability and product details are supplied by third-party retailers and can change without notice. Always confirm the current price and specification on the retailer's website before making a purchase.



