ASRock B550 Pro4

An ATX board on the B550 chipset, AM4 socket. Memory support covers 4 DDR4 slots up to 128GB total. Expansion includes 2 M.2 slots and 2 PCIe slots. Match the socket to your CPU generation first; chipset features second. At $84.99 it sits in the budget motherboard bracket.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest motherboard deals from multiple stores. Support and warranty service run through ASRock, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build. If this motherboard is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.