ASUS WS C422 PRO/SE ATX Workstation Motherboard - Socket LGA 2066 - Intel C422 Chipset - Supports DDR4-2666 - 4x PCIe 3.0 x16 - 2x M.2 Socket3 - 1x U.2 Port - USB 3.1 Gen2 Type-A/C - Dual Intel LAN (WS C422 PRO/SE)