Top End Hexi-Core Gaming Computer With Fast USB 3 ?

Here i am reluctantly selling my gamer tower, this machine was put together by myself about 4 months ago and is more than capable than playing all the top games on full settings. I have it outputting to a 32 1080P LED TV and everything looks perfect. The tower will be sold with a fresh copy of windows 7. I am looking £525ono. Below is a list of the specs *Revoltec 66 ATX PC Gaming Tower Case *Asrock 970 EXTREME3 Socket AM3+ ATX USB 3.0 Motherboard (Loads of features come with this board including turbo function for automatic over-clocking of processor) *AMD Black Edition - AMD Phenom II X4 3.4 GHz Processor (This is a Quad-core processor with 2 hidden cores which are unlocked through the motherboard making it a Hexi-core) *Arctic Cooling Freezer 7 Pro Rev 2 AMD Intel CPU Cooler *12GB Corsair Vengeance Ram (3x4GB) PC3-12800 1600MHz DDR3 *ATI Radeon HD 3870 X2 (Dual-Core Gaming Card) *LiteOn IHAS124B XGD3 iXtreme DVDRW Writer 24x SATA DVD Writer *600watt Power Supply