Northbridge Chipset: Intel G31 Express Southbridge Chipset:Intel ICH7 Memory Support: 2 X 2GB DDR2 667/800 Slots: One PCI-X 16x, One PCI-X 1x, two PCI 32-bit Onboard 2-Channel IDE , 4 Serial ATA 300Gbps Onboard Realtek ALC883 7.1-Channel Onboard Gigabit Ethernet Onboard Intel Video