Unreal Tournament 3 Beta Demo: Top to Bottom GPU Analysis
 

We'll find out when we put our hardware to the test. First we will look at low end GPU, then the mainstream parts. Finally, we will bring it all together and look at performance across the board. Before we get to the numbers, here is the hardware we used for these numbers.

http://www.anandtech.com/video/showdoc.aspx?i=3128

their flyby benchmarking does indeed not reflect real gameplay, at 1280x1024 I can't get anywhere close to 48FPS average with a 8600 GT; make that 25-30fps at best