DESC: The Intel® Desktop Board D955XCS is optimized to deliver new levels of performance that are essential for needs of the advanced gamer and power-user. Based on the Intel® 955X Express Chipset, this board brings extreme performance to the desktop by combining support for dual-core processing, Intel® EM64T†, Intel® Memory Pipeline Technology, a 1066-MHz system bus, dual-channel DDR2 667 memory, PCI Express* x16 graphics, and native SATA (3.0Gbs) RAID with Native Command Queuing(NCQ). Enhanced connectively is provided via eight hi-speed USB2.0 ports, 1394a and 1394b(up to 800Mbs), and Intel® PRO 10/100/1000 Network Connection.