D3DGear is an advanced Windows ingame utility software for 3D video games. With D3DGear, you can measure ingame framerate (FPS), capture 3D game screenshot, record video game movie. To use D3DGear, simply launch D3DGear prior to start 3D game, the framerate of 3D game will be automatically measured and displayed on screen, capturing screenshot, recording movie and analyze rendering performance will be as simple as pressing a hotkey.

Download this file in D3DGear's website.