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.
* Added support for GeForce GTX 570, GTX 460 SE
* Added support for PCI-Express 3.0
* Added PowerColor Giveaway
* Added Colorfire PCI vendor ID
* Added detection for AMD Radeon HD 6310, HD 6370
* Fixed BIOS >64k reading on GF110
* Added GT215 based GT 220
* Fixed TMU count on GF104
* Improved default clock reading on GeForce GTX 580
* Better error handling for memory type detection code