GPU-Z is a simple utility designed to offer you all the information related to your video card and your GPU. These are the most interesting characteristics of the program:
* Support for nVidia and ATI cards.
* It shows the information about the adaptor, the GPU and other data on-screen.
* It shows the overclock, the default clocks and 3D clocks if there are any.
* Result validation.
* Completely free utility, of a very reduced size, and that needs no installation of any kind. It runs directly.