Gigabyte MW51-HP0 Rev. 1.0

Intel® Xeon® W-series Processor Family
Intel® C422 Express Chipset
Quad Channel RDIMM/LRDIMM DDR4, 8 x DIMMs
Intel® VROC ready
ASMedia 2142 USB 3.1 Gen 3 controller
Realtek ALC1150 HD audio codec
2 x GbE LAN ports (Intel® I210)
8 x SATA III 6Gb/s ports from C422, supports SATA DOM
2 x SATA III 6Gb/s ports from Marvell® 88SE9172 controller
Ultra-Fast M.2 and U.2 with PCIe Gen3 x4 interface
4 x Full speed PCIe Gen3 x16 slots; total 7 x expansion PCIe slots