NVIDIA GeForceFX 5900 Ultra: The Way FX is Meant to be Played!!

DOOM III - High Quality

At first, we see the ATi cards lead the pack. The FX 5900 Ultra only overtakes the competition at 1600 x 1200. According to NVIDIA, this may be a driver problem. The NVIDIA-optimized anisotropic filtering may have trouble with the anisotropic levels Doom III uses.