If you are shopping for a new high performance graphics card, then Nvidia's GTX780 Ti surely has a spot right at the top of the list. Today we look at a highly overclocked and customised model ? the Inno3D GeForce GTX 780Ti iChill DHS. This card ships with one of the highest out of the box clocks and features a hefty three fan cooler. The talking point? ? it ships with an Allen Key so you can take it apart. If you can afford the £600 asking price is this the card you need for the next upgrade?