RivaTuner is a complete powerful tweaking environment, providing you everything you may need to tune NVIDIA GPU based display adapters. The widest driver-level Direct3D / OpenGL and system tuning options, flexible profiling system allowing to make custom settings on per-application basis, both driver-level and low-level hardware access modes, unique diagnostic and realtime hardware monitoring features and exclusive power user oriented tools like built-in registry editor and patch script engine make RivaTuner's feature set absolutely unmatched.

RivaTuner is the most powerful tweaking utility for NVIDIA and ATI display adapters running under Windows 98/ 98 SE/ ME/ 2000/ XP. The purpose of this utility is to give you access to all the undocumented features of Detonator and Catalyst drivers. Drivers have a lot of undocumented registry entries. Some of them don?t affect anything, but there are some that are very useful. In general, they cannot give you big performance boost but they can improve image quality and solve some compatibility problems. RivaTuner will help you to change all undocumented registry entries.