PRIME B850M-A-CSM Spec and Price in Germany
The CSM edition of the PRIME B850M-A, a Micro-ATX AM5 board on the AMD B850 chipset. It carries a single PCIe 5.0 x16 slot and three M.2 slots, with four DDR5 DIMM slots reaching 256GB and four SATA ports. Networking is 2.5 Gigabit Ethernet, with no onboard Wi-Fi.
Tied 34th of 1869 models in the Motherboards catalog on RAM slots — 1241 models share this figure. Tied 14th of 1869 models in the Motherboards catalog on Max memory — 707 models share this figure.
Prices include VAT.
The last tracked price for PRIME B850M-A-CSM in Germany was 152,86 € at Amazon.de, captured 2026-09-19. Across one tracked merchant and 1 days of recorded prices, the 90-day median for PRIME B850M-A-CSM is 152,86 € and the lowest recorded price is 152,86 €. This site began capturing prices on July 30, 2026; for Amazon listings, prices dated earlier come from Keepa's price history.
Captured periodically and may have changed.
- PRIME B850M-A-CSM
Each point is one day's recorded price, not a list price. Points dated before July 30, 2026, when this site began capturing prices, come from Keepa's Amazon price history. How we track prices
Specifications
- Socket
- AM5
- Chipset
- B850
- Form factor
- Micro-ATX
- Memory type
- DDR5
- RAM slots
- 4
- Max memory
- 256 GB
- M.2 slots
- 3
- PCIe x16 slots
- 1
- PCIe version
- 5.0
- SATA ports
- 4
- LAN speed
- 2.5 GbE
- Wi-Fi
- No
Guides for this category
Sources
Every spec above was pulled from one of these — a field a source didn't state was left off rather than estimated.