Supermicro DDR3 800 LGA 2011 Server Motherboard X9DA7-O CPU: Dual?LGA2011, Supports Intel Xeon E5-2600 Series Processors; QPI up to 8 GT/s Chipset: Intel C602 Memory: 16x 240pin DDR3-1600/1333/1066/800 DIMM Slots, Supports up to?512 GB ECC/REG Memory or 128GB ECC/Unbuffered Memory Slots: 3x PCI-Express 3.0 x16 Slots; 3x PCI-Express 3.0?x8 Slots (one runs at x4) SATA: 6x SATA2 Ports, 2x SATA3 Ports; Supports RAID 0, 1, 5, 10 Ports:?6x USB 3.0 Ports (4?via header, 2 Type A);?10x USB 2.0 Ports (6?via header,?4 Type A); 1x?PS/2?Keyboard/Mouse Port; 2x RJ45 LAN Ports; 1x Serial Port; Audio I/O Jacks LAN:?Dual Intel?i350 Gigabit Ethernet Controller