Benchmarks: DiRT 3, Showdown

Competition between the GTX 660 and HD 7850 was tight in Dirt 3, as both cards averaged 79fps, though the overclocked GTX 660 reached 82fps, only 1fps behind the HD 7870.

Dirt 3 Showdown favors AMD-based cards, so it wasn't too surprising that the GTX 660 was found to be 22% slower than the HD 7850 and 37% slower than the HD 7870. Interestingly, it was only 5% faster than the GTX 560 Ti while being 21% slower than the GTX 660 Ti.