UT3 PhysX In Detail
PC Perspective has put together an in-depth look at the implementation of PhysX in
Unreal Tournament 3, particularly for those custom levels created with the hardware in mind. There are many screenshots and videos chronicling its effects as well as a number of benchmarks.
One interesting note is that those considering the PPU might want to invest in a quad core CPU to really push those frames! Below is the lighthouse level in action: