MSI P7N Diamond NVIDIA nForce 780i SLI Core 2 Quad/Core 2 Extreme/Core 2 Duo/Pentium Socket 775 1333 MHz PC2-8500 ATX Motherboard with Sound Blaster X-Fi Extreme Form Factor - ATX Pin Count - LGA775 Max Bus Speed - 1333 MHz NVIDIA nForce 780i SLI & 570i SLI Chipset