Tried to run it on a Radeon 9250 and was really slow even at the lowest setting. Like I said earlier I think it has to do with Vertex and Pixel shading which the 9250 doesn't have the right levels
I think that one problem may be minumum vertex shaders and pixel shaders which 2.0 are required for both. My Radeon 9250 has 1.1 vertex and 1.4 pixel. So I went back to my onboard x200 radeon just for ...