This is the large race map I have been working on. This pic was really just a test of maxing out every setting on the gfx card. I guess it looks pretty smooth. Still ran 30fps+ on a 6600 GT
Aniostropic Filtering 16x (Highly recommended! Usually the gfx card wont use this in bf1942 and it makes a BIG difference to your viewing quality without any major frame drop!) ***
Antialiasing - Gamma Correction - On
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Antialiasing - Setting 8xS
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Antialiasing - Transparency - Supersampling
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Force Mipmaps - Trilinear
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Texture filtering - Aniostropic mip filter optimization - On
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Texture filtering - Aniostropic sample optimisation - On
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Texture filtering - Negative LOD bias - On
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Texture filtering - Quality - On
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Texture filtering - Trilinear optimisation - On
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Triple buffering - On
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Superdoopauberoverdrivemegagpuupgradefpswonderswitch - Off