Supreme Commander
Under Supreme Commander, the Radeon HD 3870 stays in front of the HD 2900 XT, but doesn't handle 1600 x 1200 well, whereas with the GeForce, you generally have to wait for 1920 x 1440 to see a significant drop. The GeForce 8800 GTS 640 MB remains, nevertheless, outperformed. However, the 320 MB version stays in front of the HD 3850 even if the gap is really thin when are filters disabled, the Radeon even managing to outdo the 8800 in 1280 x 1024.
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