i got this same problem, atleast my PC specs are high end type. 2Case fan 12cm; 1 i7 cpu with scythe Katana, 150GB main HDDwith 60GB cache SSD linked; 2/3TB HDD detected on my pc, 850 WATT PCU, Win 7 Pro x64; 20GB ram, all used for VRAM;motherboard ASRock Zpro 55 and AMD HD 7870 Any idea? i play video and this happens