NVIDIA's GeForce Driver On Ubuntu 14.04 Runs The Same As Windows 8.1
It hardly comes as a surprise to us given our past Linux vs. Windows experiences with their binary-only driver, but the performance continues to run about equal, even for the demanding Unigine tech demos -- which are among the most demanding Linux OpenGL workloads.
Xonotic with low image quality settings had a small advantage on all three graphics cards over Windows 8.1 with its latest driver.