MB Supermicro X11SSH-TF-O, 1xLGA 1151, E3-1200 v6/v5, Core i7/i5/i3, C236, 4xDDR4 Up to 64GB Unbuffered ECC/non-ECC UDIMM, 1 PCI-E 3.0 x8, 1 PCI-E 3.0 x2 (in x4), 8 SATA3 (6Gbps) via C236; RAID 0, 1, 5, 10, 1 VGA, 2 COM, TPM header, 2 SuperDOM, 5 USB 3.0 (2 rear, 2 via header(s), 1 Type A), 6 USB 2.0 (2 rear, 4 via header(s)), M.2 NGFF connector, M.2 Interface: SATA and PCI-E 3.0 x4, Form Factor: 2260, Key: M-Key, Double Height Connector, Dual 10GBase-T LAN with Intel® X550