Foxconn G31MX-K 2.0 BIOS 877F1P04 Intel® Core™2 Quad, Core™2 Duo, Pentium® Dual-Core, Pentium® D, Pentium® 4, Celeron® processors, Socket T (LGA775) Supports Intel® 45nm Multi-Core processors 1600(oc)/1333/1066/800 MHz (FSB) Dual channel DDR2 800/667 x 2 DIMMs, Max 4GB 1* PCIe x16, 1* PCIe x1, 2* PCI 1*ATA + 4* SATAII 5.1 channel by Realtek® ALC662, Gigabit Lan by Realtek® RTL8111B 8 USB 2.0 ports