ASUS had a fairly big showing here at Computex, and while mobile computing was obviously the highlight of the show, the desktop gamers were thrown a bone with this gem. Dubbed Immensity, this concept X58 mainboard has plenty of room for an ultra-speedy Core i7 processor, but what makes this one unique is the built-in GPU. Nah, it's not some lame-o integrated chip that chokes up when playing back 480p versions of last night's Glee -- it's a full-fledged ATI R