Mortster said:dont forget if you run with VSync to avoid tearing to use triple buffering as well to make things smooth!
DXTweaker is what you need...
Can you not enable triple buffering in the game then? I shouldn;t need DXTweaker, as I know I can force triple buffering on via the NVidia control panel, cos I had to use it during Hitman Blood Money.
Its just finished downloading, gonna give it a whirl!