EVGA nForce 790i Ultra SLI. Supported memory types: DDR3, Supported memory module capacities: 240-pin, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775, Compatible processor series: Intel Core 2 Duo, Intel Core 2 Extreme, Intel Core 2 Quad. Audio output channels: 7.1. Width: 243.8 mm, Depth: 304.8 mm