MB Supermicro X11SCH-LN4F-O, 1xLGA 1151, E-2100/2200, C246, 4xDDR4 Up to 128GB Unbuffered ECC/non-ECC UDIMM, 1 PCI-E 3.0 x8 (in x16) and 1 PCI-E 3.0 x8 slots, 8 SATA3 (6Gbps) via C246; RAID 0, 1, 5, 10, 1 VGA, 2 COM, 1 TPM header, 2 SuperDOM, 2 USB 3.1 Gen 2 (rear); 3 USB 3.1 Gen 1 (1 Type A, 2 via header(s)); 6 USB 2.0 (2 rear, 4 via header(s)), 2x M.2 NGFF connectors, M.2 Interface: PCI-E 3.0 x4, Form Factor: 2280, 22110, Key: M-Key, Double Height Connector, Quad GbE LAN ports via Intel® i210