AMD FX-8150 with NVIDIA GeForce GTX 680 Kepler graphics card. Comparing the NVIDIA 304.51 Linux driver to the NVIDIA 310.14 Beta Linux graphics driver. Testing the NVIDIA threaded OpenGL optimizations under Linux with the LD_PRELOAD="libpthread.so.0 libGL.so.1" __GL_THREADED_OPTIMIZATIONS=1 environment variables on NVIDIA 310 Linux driver for Linux. Benchmarking for a future article on Phoronix.com.