ATX MBD 775 P45 DDR 1200 12X9.6 This motherboard supports the Intel Quad-core processors in LGA775 package. It�s excellent for multi-tasking, multi-media and enthusiastic gamers with 1600/1333 MHz FSB. Intel Quad-core is one of the most powerful CPU in the world. The motherboard supports DDR2 memory that features data transfer rates of 1200/1066/800/667 MHz to meet the higher bandwidth requirements of the latest operation system, 3D graphics, multimedia, and Internet applications. The dual-channel DDR2 architecture doubles the bandwidth of your system memory to boost system performance, eliminating bottlenecks with peak bandwidths of up to 19.2GB/s. This motherboard supports the PCIe 2.0 devices for double speed and bandwidth which enhances system performance.