Early testing of the NVIDIA GeForce GTX 680 Kepler graphics card comparing the NVIDIA 295.40 Linux binary driver to the Nouveau Git developments - Linux 3.4 + nouveau kernel Git repository with NVE0 Fermi enablement, new libdrm, xf86-video-nouveau Git, latest Mesa Gallium3D code with NVE0 enablement benchmarking the GeForce GTX 680 in a few OpenGL tests under Ubuntu 12.04 Linux for a future article on Phoronix.com. Prost!