Full Details from Amazon.com : http://www.amazon.com/gp/product/B001ISJONM?tag=onigi-20
Intel DX58SO Extreme Series X58 ATX Triple-channel DDR3 16GB SLI or CrossFireX LGA1366 Overclocking
Supports Intel Core i7 Processors
ATI Crossfire Support
Support for up to 16 GB of DD3 system memory
71 Dolby Digital Audio
12 USB ports