Tyan Tempest EX S5550-EX S5550AGM2NR-EX

Socket 1151 MiTAC

9.6" x 9.6" μATX form factor
C246 PCH
8 SATA 6G ports
Up to 4 1000Base-T LAN + 1 dedicate 1000Base-T IPMI ports
2 PCIe Gen.3 x8 + 1 PCIe Gen.3 x4 slots
AST2500 BMC with Redfish support
1 VGA + 2 Display Port
HD 2.1 Audio