Aliens vs. Predator
The standalone Aliens vs. Predator benchmark uses DX11 features such as hardware tessellation and advanced shadow sampling to draw and animate everyone's favourite xenomorph.
Things are getting interesting. Sapphire's 6870 TOXIC is comfortably quicker than reference, and the out-the-box 970MHz overclock puts it neck and neck with similarly-priced GeForce GTX 560 Ti.