MSI MPG B550 GAMING PLUS

An ATX board on the B550 chipset, AM4 socket. Memory support covers 4 DDR4 slots up to 128GB total. Expansion covers 2 M.2 slots and 2 PCIe slots. Start with socket compatibility for your CPU, then weigh chipset extras.

Its $139.99 price tag places it squarely in mid-range territory. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current motherboard prices across retailers. Warranty coverage follows MSI's standard policy — confirm regional terms on the listing. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.