2. Start the game.
3. Set all options to maximum as shown below. Disable Vsync.
4. Press tilde “~” to open the console (make sure you enabled developer mode in the options menu)
5. Type “timedemo guru3d” to run the benchmark.
6. Check the results by pressing tilde “~”.
1.如果你想自己测试,你可以自己下载我们的测试程序自行测试,[url=http://www.guru3d.info/guru3d/benchmark/left-4-dead-timedemo-[Guru3D.com].exe]download it here[/url].