SuperMicro
MB Dual Socket LGA-4189 (Socket P+) supported/Up to 4TB RDIMM/1 PCI-E 4.0 x16 Left/1 PCI-E 4.0 x16 Right/AIOM for LAN
MBD-X12DDW-A6-O
MB Dual Socket LGA-4189 (Socket P+) supported/Up to 4TB RDIMM/1 PCI-E 4.0 x16 Left/1 PCI-E 4.0 x16 Right/AIOM for LAN