The best image quality is currently provided at the resolution of 2560x1600, which is exclusive to 30" widescreen LCDs from manufacturers such as Apple, Dell, Hewlet-Packard, and Samsung.
Dark Messiah with 4x and Transparency AA
No Antialiasing - Average Frame Rate
With no antialiasing, the GeForce GTX 280 outperformed the GeForce 8800 GTX by an average of 57%.
2560x1600 - No AA - Average Frame Rate
No Antialiasing - Minimum Frame Rate
A comparison of the minimum frame rate yields an overall advantage of 51% for the GeForce GTX 280.
2560x1600 - No AA - Minimum Frame Rate
4x Antialiasing - Average Frame Rate
With no antialiasing at the resolution of 2560x1600, the GeForce GTX 280 outperformed the GeForce 8800 GTX by an average of 51%.
2560x1600 - 4x AA - Average Frame Rate
Results at the resolution of 2560x1600 with 4x AA reveal the GeForce GTX 280 outperforming the GeForce 8800 GTX by an overall average of 99%. The GeForce GTX 280 clearly favors games based on Unreal Engine 3 as the minimum frame rate in our BioShock benchmark was a whopping 208% higher than the GeForce 8800 GTX! A video of the benchmark, which is based on actual gameplay, can be viewed here.