EVGA 122-CK-NF66-T1 nForce 650i ULTRA Motherboard NVIDIA nForce 650i Ultra chipset Single PCI Express x-16 Support Supports up to 8GB of Dual Channel DDR 2 553/667/800 7.1 Channel Azalia Audio Supports Intel Core 2 Extreme, Core 2 Quad, Core 2 Duo, and More