Foxconn G31MX BIOS 773F1P14 Intel® Core™2 Quad, Core™2 Duo, Pentium® Dual-Core processors, Socket T (LGA775) Supports Intel® 45nm Multi-Core processors 1333/1066/800 MHz (FSB) Dual channel DDR2 800/667x 2 DIMMs, Max 4GB 1* PCIe x16, 1* PCIe x1, 2* PCI 4*SATAII, 1*ATA100 5.1 channel by Realtek® ALC662, 10/100M Lan by Realtek® RTL8101E 8 USB 2.0 ports