ASRock X99 Professional

An E-ATX board on the LGA2011-3 socket. Memory support covers 8 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.

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. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked. The category page surfaces comparable models near the same price, which makes shortlisting against this motherboard straightforward.