Here you can download GPU-Z 0.7.9, GPU-Z is a graphics subsystem information and diagnostic utility utility designed to give you all information about your video card and GPU.
GPU-Z is a PC graphics diagnostic and monitoring utility, which gives you up to date information of the GPUs installed in your system, and lets you monitor their clock speeds, temperatures, fan-speeds, voltages, dedicated memory usage, among other things.
Version 0.7.9 of GPU-Z adds support for several new GPUs, and fixes various outstanding bugs. To begin with, support is added for new and upcoming GPUs, such as AMD "Tonga," Radeon R9 M275X, FirePro W5100, W9100; NVIDIA GeForce GTX 780 6 GB, GTX 860M, GT 830M, GTX 780M, GT 740, GT 730, GT 720, Quadro NVS 510, FX 380M, GRID K520, and Tesla K40c. Bug fixes include correct release date for Radeon R9 290, more robust NVIDIA PhysX detection, improved fan-speed monitoring on some newer AMD cards, sensor graph overflow/underflow, and fixed French translation.
The complete change-log follows
Added preliminary support for NVIDIA GM204
Added preliminary support for AMD Tonga
Added support for AMD Radeon R9 M275X, FirePro W5100, W9100
Added support NVIDIA GeForce GTX 780 6 GB, GTX 860M, GT 830M, GTX 780M, GT 740, GT 730, GT 720, Quadro NVS 510, FX 380M, GRID K520, Tesla K40c
Added release date for R9 290
More robust PhysX detection
Fixed fan speed monitoring on some recent AMD cards