The Alienware X51 ($999.99 direct) fits everything a serious gamer needs into a compact chassis. The desktop has a full-size hard drive, desktop-class quad-core processor, and, best of all, a 150-watt ...

Over recent years, Alienware computers have become increasingly reasonable options for anyone who's looking to get into PC gaming but is unable or unwilling to build a rig from scratch (which will, of ...