RivaTuner is one of the most popular tools designed to optimize and overclock graphics card performance based on NVIDIA and ATI chipsets. The program handles memory and card core overclocking very well. Additionally, from the Power user tab, the user can easily edit many parameters concerning the card in the system registry.

RivaTuner can also be used as a tool to identify the features of graphics cards and to change the colour schemes of the monitor. NV4, NV5, NV10, NV11, NV15, NV17, NV18, NV20, NV25, NV28, NV30, NV31, NV34, NV35, NV36, NV38, NV40, NV41, NV44, NV44A, NV48, G70, G71, G72, G73, G80, G84, G86 or G92 GPU or ATI R200, RV250, RV280, R300, RV350, R350, RV360, R360, RV370, RV380, R420, RV410, R423, R430, R480, RV515, R520, RV530, RV560, RV570, R580+, R600.