Expansion slots: 1 PCI-E 3.0 x4, M.
2 Interface: PCI-E 3.0 x2 and SATA M.
2 Form Factor: 2242, 2280 M.
2 Key: M-Key 4 GbE LAN ports 12 SATA3 (6 Gbps) ports
I/O: 1 VGA, 1 COM, TPM header 1 USB 3.0 (Type-A) 4 USB 2.0 (2 rear, 2 via headers) Intel Quick Assist Technology Supports 12V DC power input