NVIDIA PerfHUD is a powerful real-time performance analysis tool for Direct3D applications, and it is widely used by the world’s best game developers.
More info at NVIDIA PerfHUD homepage
PerfKit 6.0 New Feature Highlights:
* No longer requires an instrumented driver on Vista!
* Supports GeForce 8 and 9 GPUs
* SLI Support
* Texture Visualization and Overrides
* API Call List
* Dependency View
* New CPU/GPU Timing graph
Texture Visualizations and Overrides: