Wintershade wrote: > glxinfo reports that direct rendering is OK, and glxgears show about 2800 FPS This is like saying that PC beeped when you turned it on, then it must be working. OpenGL is a very complicated thing with 100s of different extensions and features. ATI open source driver does not provide enough extensions for Wine to support wide range of D3D features. So things like glxgears - will work. But things like V2.x shaders, FBOs, pbuffers don't.