GpuTest is a cross-platform (Windows, Linux and Max OS X) GPU stress test and OpenGL benchmark. GpuTest comes with several GPU tests including some popular ones from Windows'world (FurMark or TessMark).
GpuTest can be downloaded from THIS PAGE.
The number of GPU tests grows with the new versions of the tool. The foolowing tests are available in the latest version:
A simple graphical user interface (GUI) allows to set options and launch GpuTest. The GUI is available for all platforms.
The GUI under Mac OS X
GpuTest can also be launched from the command line under every operating systems. Scores are saved in a convenient CSV file. A sample file with all command line parameters is provided in the zip file.
GpuTest is available for the following operating systems:
GpuTest under Linux Mint 13
GpuTest under OSX 10.8
The Volplosion pixel shader test of GpuTest 0.3.0+