TechPowerUp GPU-Z 32/64 bit v0.3.7 for Windows 7, Windows Vista, Windows XP
GPU-Z is a lightweight utility designed to give you all information about your video card and GPU.
# Support NVIDIA and ATI cards
# Displays adapter, GPU and display information
# Displays overclock, default clocks and 3D clocks (if available)
# Validation of results
# No installation required
# Support for Windows 2000 / XP / Vista / Windows 7 (both 32 and 64 bit versions are supported)