MSI PRO B550M-P GEN3

An Micro-ATX board on the B550M chipset, AM4 socket. Expansion covers 2 M.2 slots and 2 PCIe slots. Memory support covers 4 DDR4 slots up to 128GB total. Match the socket to your CPU generation first; chipset features second.

Expect to pay around $299.00, which lands it among high-end options. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Warranty coverage follows MSI's standard policy — confirm regional terms on the listing. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.