Supermicro MBD-X12DAI-N6 motherboard Intel C621A LGA 4189 Extended ATX

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 PCI-E 4.0 x8,
4 PCI-E 4.0 x16,
2 PCI-E 4.0 NVMe x8 Internal Port(s)
M.2 Interface: 1 PCI-E 4.0 x4
M.2 Form Factor: 2280/22110
M.2 Key: M-Key
2 VGA (1 rear bezel, 1 front panel) ports
Intel® C621A controller for 14 SATA3 (6 Gbps) ports; RAID 0,1,5,10
Dual LAN with Intel® i350 Gigabit Ethernet Controller