Techspot has posted an Unreal Tournament 2003 demo tweak guide
Unreal Tournament 2003 is the PC sequel to Digital Extremes & Epic Games massively successful Unreal Tournament. After a few months of delay, the demo of this already popular multiplayer shoot ‘em up has now been released, hopefully with many improvements over what we could have got around July when it was first supposed to come out.Read more
As expected with this new FPS release we are also getting a completely revamped graphics engine; fast paced action combat combined with superb animations will require a fast machine so you will want to make sure everything is fine tuned for best visuals and improved 3d audio with a minimum performance loss.