eVGA nForce 680i SLI SE Motherboard Optimized for Core2Duo (122-CK-NF63-TR) NVIDIA nForce 680i SLI chipset Dual 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 Duo, and More