3rd Gen Intel Xeon Scalable processors, Single Socket LGA-4189 (Socket P+) supported, CPU TDP supports Up to 270W TDP Intel C621A Up to 2TB 3DS ECC RDIMM, DDR4-3200MHz; Up to 2TB 3DS ECC LRDIMM, DDR4-3200MHz Up to 2TB Intel Optane Persistent Memory 200 Series, in 8 DIMM slots 1 PCI-E 4.0 x8, 2 PCI-E 4.0 x16, 4 PCI-E 4.0 NVMe x4 Internal Port(s) M.2 Interface: 1 SATA/PCI-E 3.0 x4 M.2 Form Factor: 2280, 22110 M.2 Key: M-Key Quad LAN with 1GbE with Intel I350-AM4 Dual LAN with 10GBase-T with Intel X550 Intel C621A controller for 10 SATA3 (6 Gbps) ports; RAID 0,1,5,10 Supports 12V DC power input 4x NVMe port PCI-E 4.0 x4 via SlimSAS connector 5 USB 3.0 (2 rear, 1 Type-A, 2 via header), 6 USB 2.0 (2 rear, 4 via headers)