ASRock X299M Extreme4

This is an Micro-ATX board on the X299M chipset, LGA2066 socket. Memory support covers 4 DDR4 slots up to 64GB total. Expansion covers 2 M.2 slots and 2 PCIe slots. Pick the board for its socket before anything else — chipset niceties come after.

Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current motherboard prices across retailers. ASRock backs the product through its standard warranty channels; check the listing for region-specific terms. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.