This test of multiple graphics cards in a demo recorded and played back using the built-in demo recording and playback functionality to determine performance characteristics over resolutions from 800x600 all the way to 2048x1536 with and without 4xAA/AF. In order to make sure that each card was tested correctly, we deleted the shader cache after installing each card. One of the major selling points of today's budget cards is their ability to run modern games at modest resolutions without sacrificing effects and features.Read more at AnandTech
Battlefield 2 GPU performance roundup

AnandTech checked out the performance of budget, mid-range and high-end graphics cards from ATI and NVIDIA in Battlefield 2: