Foxconn G31S-K Foxconn G31S BIOS 911F1P04 Intel® Core™2 Quad, Core™2 Duo, Celeron® processors, Socket T (LGA775) Supports Intel® 45nm Multi-Core processors 1333/1066/800 MHz (FSB) DDR2 800/667/533 x 1 DIMMs, Max 2GB 1* PCIe x16, 1* PCIe x1 2*SATAII 5.1 channel HDA, Gigabit Lan by Realtek® RTL8111D 8 USB 2.0 ports