ASUS MB ASUS INTEL S478 P4P800-VM m-ATX. Maximum internal memory: 4 GB. Networking features: Intel 10/100 Mbps LAN. Motherboard form factor: ATX. Dimensions (WxDxH): 245 x 245 mm, Audio output: ADI 1980 6-channel audio codec. Expansion slots: 1 x AGP 8X; 3 x PCI