MSI NF750-G55

This is an ATX board on the AM3 socket. Expansion includes 2 M.2 slots and 2 PCIe slots. Memory support covers 4 DDR4 slots up to 16GB total. Pick the board for its socket before anything else — chipset niceties come after.

Its $208.75 price tag places it squarely in mid-range territory. PlanMyPC's builder flags compatibility problems automatically and tracks the latest motherboard deals from multiple stores. Support and warranty service run through MSI, with terms that vary by region. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.