Supermicro X11SRM-VF Motherboard mATX for single Intel Xeon Processor W family, Socket R4 LGA 2066, up to 128GB ECC RDIMM or 256GB ECC LRDIMM | Wiredzone
WS X299 SAGE/10G|Motherboards|ASUS Global
Intel Xeon W-2225 4 Core 4.10GHZ 8.25MB Cache 8 GT/S Bus Speed TDP 105 – Mega Micro Devices Inc.