Motherboards Supermicro

3rd Gen Intel Xeon Scalable processors Dual Socket LGA-4189 (Socket P+) supported, CPU TDP supports Up to 270W TDP, 3 UPI up to 11.2 GT/s
Intel C621A
Up to 4TB 3DS ECC RDIMM, DDR4-3200MHz. Up to 4TB 3DS ECC LRDIMM, DDR4-3200MHz Up to 4TB Intel Optane Persistent Memory 200 Series, DDR4-3200MHz, in 18 DIMM slotsP1-DIMMB2 and P2-DIMMB2 are reserved for Intel Optane Persistent Memory 200 Series only.
2 PCIe 4.0 x8, 4 PCIe 4.0 x16, 2 PCIe 4.0 NVMe x8 Internal Port(s) M.2 Interface: 1 PCIe 4.0 x4 M.2 Form Factor: 2280/22110 M.2 Key: M-Key
Intel C621A controller for 14 SATA3 (6 Gbps) ports. RAID 0,1,5,10