Supermicro Motherboard Proprietary DDR3 1600 A1SA7-2750F-O CPU: Intel Atom C2750 Processor; Supports up to 20W 8-Core Memory: 4x 240pin DDR3-1600 DIMM Slots, ECC/Non-ECC, Max Capacity of 64GB Slots: 1x PCI-Express 2.0 x4 Slot SATA: 17x SATA3 (6Gbps) ports Ports: 3x USB 2.0 (2 rear + 1 Type A)