3 ms·Maybe it's using software rendering? Try to run `glxinfo` and look for the OpenGL renderer string.by f00zz 5y agoMaybe it's using software rendering? Try to run `glxinfo` and look for the OpenGL renderer string.wang_li 5y agoQuake 3 doesn’t have a software renderer. It requires OpenGL.f00zz 5y agoI mean, the system could be using Mesa with the llvmpipe driver. Software rendering but OpenGL 4.5 compliant. That's why I suggested looking at the output of glxinfo.