Filed under: Desktops, Gaming ExtremeTech and Games for Windows magazine have combined their forces to take on a few of the ultimate gaming machines that are tearing up the scene these days. Over the last week, they rocked six, that's right, six full-on reviews of these rapacious rigs: the Dell XPS 710, Gateway FX530XT Gaming PC, CyberPower Gamer Infinity SLI KO, Alienware Area-51 ALX, Falcon Northwest Mach V, and VoodooPC Omen (pictured). First up is the Dell XPS 710, which really didn't ge...