If you've been hunting for a new Windows 7 gaming rig, we've got good news: Maingear's just stepped up its line of Vybe desktops and it sure looks appetizing. Like before, there's a trio of pre-fabricated variants, but the goodies are now packed within a redesigned shell finished in black or white (SE and SS models only). The $949 Vybe S starts things off admirably with an overclocked 2.9GHz Intel Core i5 2310 rated at 3.3GHz (capable of turbo-boosting to 3.7GHz). It's further loaded with a 1GB