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 NVIDIA GeForce GTX 1080 Ti, Quadro P4000, P1000, P600, P400.
Added support for AMD Radeon RX 580, RX 570, RX 560, RX 550, HD 6430M.
Added support for Intel HD Graphics 500 (Apollo Lake Pentium N4200).
Update check will now display the latest version number available.
Fixed error message display during BIOS upload.
Improved tray icon creation code when GPU-Z is launched during Windows startup.
Fixed clocks read as -1 on Pascal cards with overclocking disabled.
Invalid readings are no longer included in sensor average calculation (avoids -1.$ output).
Addded support to display Boost clocks on Intel.