3rd Gen Intel Xeon scalable processors Dual socket LGA-4189 (Socket P+) supported, CPU TDP supports up to 185W TDP, 2 UPI up to 11.2 GT/s Intel C621A Up to 2TB RDIMM, DDR4-3200MHz; Up to 2TB 3DS ECC LRDIMM, DDR4-3200MHz, in 8 DIMM slots 4 PCI-E 4.0 x16 M.2 interface: 2 PCI-E 4.0 x4 M.2 form factor: 2280/22110, 2280 M.2 Key: M-Key 1 VGA port Intel C621A controller for 12 SATA3 (6 Gbps) ports; RAID 0,1,5,10 Dual LAN with Intel i210 Gigabit Ethernet Controller