MaxForce PC Battalion X79/660 Overclock ready - Intel Six Core i7 3930K 3.2GHz/Watercooling/GTX 660/16GB DDR3-1600/1TB Storage/DVD Intel Six Core i7 3930K 3.2GHz 12MB/ Corsair Watercooling 620W Power Supply Corsair DDR3-1600 16GB/1TB Storage Evga 660 GTX 2GB Windows 7 Home Premium 64-bit