MSI G31M3-F Socket 775 DDR2 MS-7528 Motherboard Micro-ATX, 2 DIMMs w/ DDR2 800 upto 4GB, 1 PCI-E 16X, 2 PCI-E X1, 2 PCI, 6 USB, Realtek ALC888 Flexible, 1-channel audio, GbLAN, SATA, ATA133, Live Update, Dual Corecell, MSI Dual CoreCenter. Model: MS-7528-010