A 14-Way Comparison Of NVIDIA vs. Nouveau Drivers
Written by Michael Larabel in Display Drivers on 9 November 2011. Page 22 of 24. 21 Comments

The overall power consumption of the system with the different graphics cards was always lower when using the Nouveau driver, but this may be due to the Nouveau driver not initializing all areas of the GPU and taking full advantage of the hardware, which can lead to less power being consumed with abysmal performance.

Like the Lightsmark results, the CPU usage when using the Nouveau driver was also lower when running Warsow compared to the official Linux driver from NVIDIA Corp.

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