Core i7 875k 2.9&4.12ghz, Leadtek GTX480 SLI(Driver 296.10), 16gb DDR 3 1600 Corsair, 2x1TB Western Digital Black in RAID 0, 2TB Western Digital Black, SSD Vertex 3 240gb, Windows 7 x64 Ultimate.Could you provide us more information about your PC specification?