Dirt 2
Dirt 2 is one of the newer games that utilize certain parts of DirectX 11. At 1920×1200, the GTX 480 beats the HD 5870 by about 20%. This difference melts to about 7% at 2560×1600, with and without AA.
XFX HD 5870 Black Edition almost catches up with the GTX 480 at 2560×1600, and the difference amounts to only 1-2fps or 3.5%. The reference HD 5870 ends up slower than the Black Edition by at most 4.9%.
Point of View GTX 470 fares well versus the HD 5870 at 1920×1200, but as soon as we hit 2560×1600, the HD 5870 proves that it’s faster. At 1920×1200 and 2560×1600 (no AA), the GTX 470 is slower by 1.6% and 15.9%, respectively. After turning antialiasing on, the difference melts to 3.4% and 16.7%, respectively.
