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nVidia PowerMizer powersaving/cooling in Linux

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Hardware
Software

Driver 169.07 featured some performance enhancements for GeForce 8 series onwards, but above all features the linux port of PowerMizer powersaving feature.

PowerMizer is NVIDIA’s name for the power management features of their hardware, whose primary purpose is adaptive clocking of the core and memory to save power. The current series of NVIDIA drivers for Linux drivers enable these features by default.
PowerMizer regulates transitions between multiple performance levels which each define a set of clock frequencies It currently has three profiles, “Maximum performance”, “Balanced”, and “Maximum battery life”.

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