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ASUS

PRIME B850M-A-CSM Spec and Price in Canada

AM5B850

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.

Current best price

No tracked price — this page compares specifications alone.

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

How to choose a motherboardThe socket decides which processor goes in; chipset, form factor, memory support and the slot counts decide whether the rest of the build fits around it.

Sources

Every spec above was pulled from one of these — a field a source didn't state was left off rather than estimated.