Processor / System Bus: 1 x Socket LGA1155 - Intel® Xeon® E3-1200 Processor Family, Intel® Core™ i3-2100 Processor Family, Intel® Core™ G8X0 Processor Family, Intel® Core™ G6X0 Processor Family Processor<br /> Core Logic: Intel® C202 Chipset<br /> Memory: Total Slots : 4 (2-channel),  Maximum up to 32GB UDIMM, "DDR3,1333/1066,UDIMM,with ECC"<br /> Expansion Slots: 2x PCI 32bit/33MHz, 1x PCI-E x8 (X4 Link), 2x PCI-E x1, 1x PCI-E x16<br /> Form Factor: ATX, 12"x 9.6"" Inch<br /> ASUS Features: FAN speed control, Rack Ready (Rack and Pedestal dual use)<br /> Storage: 6x SATA2 3Gb/s ports<br /> RAID: Intel® Rapid Storage Technology(RST) (For Windows Only) (Support Software RAID 0,1,5,10 )<br /> Networking: 2x Intel® 82574L<br /> Graphics: XGI® Z9s with 64MB VRAM<br /> I/O Ports: 1x External Serial Port, 2x External USB Port, 1x VGA Port, 2x RJ-45, 1x PS/2 KB/Mouse