techPowerUp - (Freeware)
GPU-Z is a software that provides the user important information about the graphics card.
GPU-Z is a small but powerful application that offers essential information for all of the graphics card version GPU, BIOS, frequency, etc.
The simple and easy to use interface displays a window with information such as the ID, shaders, the type of memory bandwidth, the version of the driver or the frequency of the GPU.
GPU-Z application works with nVidia or ATI card types.
* Fixed monitors panel showing up sometimes
* Re-enabled dupecheck for VGA BIOS upload
* Corrected 9800 GTX release date
* Added support for NVIDIA Quadro VX 200
* Fixed voltage readings on HD 4870 and HD 4870 X2