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PRIME B550M-A/CSM Spec and Price in Brazil

AM4B550

The CSM (Corporate Stable Model) version of the PRIME B550M-A, a Micro-ATX AM4 board built on the AMD B550 chipset. It offers one PCIe 4.0 x16 slot and two M.2 slots, with four DDR4 DIMM slots accepting up to 128GB and four SATA ports. There is Gigabit Ethernet but no onboard Wi-Fi.

Tied 34th of 1869 models in the Motherboards catalog on RAM slots — 1241 models share this figure. Tied 792nd of 1869 models in the Motherboards catalog on Max memory — 720 models share this figure.

Current best price

No tracked price — this page compares specifications alone.

Specifications

Socket
AM4
Chipset
B550
Form factor
Micro-ATX
Memory type
DDR4
RAM slots
4
Max memory
128 GB
M.2 slots
2
PCIe x16 slots
1
PCIe version
4.0
SATA ports
4
LAN speed
1 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.