Supermicro ATX DDR3 1066 Intel LGA 2011 SATA3 (6Gb/s) Server Motherboard (X9SRA-O) CPU: LGA2011; Supports Intel Xeon E5-2600/E5-1600 Processors; Supports Intel Core i7 Extreme / Performance Processors (Non-ECC UDIMM only) Chipset: Intel C602 Memory: 8x 240pin DDR3-1600/1333/1066 DIMM Slots, Supports up to 256GB ECC/REG Memory or 64GB ECC/Non-ECC, Unbuffered?Memory Slots: 2x PCI-Express 3.0 x16 Slots; 1x PCI-Express 3.0 x8 Slot (runs at x4); 1x PCI-Express 2.0 x8 Slot (runs at x4); 1x PCI-32 Slot SATA: 2x SATA3 Ports, 4x SATA2 Ports; Supports RAID 0, 1, 5, 10 (Windows) , Supports RAID 0, 1, 10 (Linux) Ports: 4x USB 3.0 Ports; 14x USB 2.0 Ports (8 rear, 6 via header); 1x PS/2 Keyboad/Mouse Port; 2x RJ45 LAN Ports; Audio I/O Jacks LAN: Intel 82579LM and 82574L Gigabit Ethernet Controllers