The latest addition to the Alienware family of gaming desktops, the X51-R2 is actually an upgrade to last year's innovative Alienware X51. It uses the same space-saving small-form-factor (SFF) chassis ...

Alienware claim that you can "easily upgrade your core components to keep pace with the latest games and digital entertainment", but it seems to us that upgrading the X51 might be a trickier minefield ...