There’s a rapidly diminishing law of returns when it comes to highend PC kit, in that performance gets exponentially more expensive for every extra frame you desire. But if you’re not restricted by a budget, check out this monster. Every component in Scan’s supercomputer is the best, and the customised case and lights add to the total cost too. 3D is provided by three water-cooled Nvidia GeForce 285 graphics cards to future-proof its gaming prowess for as long as possible.

Stuff says... 

Scan 3XS Black Widow Xtreme review

About as insanely powerful as a computer gets