Spong.com have news that the next Xbox will be powered by ATI and not Nvidia. You can get the full scoop here.

Next up is news that there will be a Doom 3 playable demo for the public, to test out for the first time at this year's QuakeCon, and the ever-productive id rumour mill mentions interestingly, id will host the full unveiling of the firm's latest multiplayer offering, Quake 4 at QuakeCon as well.