The Performance-Per-Watt, Efficiency Of Intel/AMD/NVIDIA GPUs On Open-Source Drivers
Written by Michael Larabel in Graphics Cards on 5 June 2014 at 05:00 AM EDT. Page 5 of 6. 28 Comments.
The CPU usage data wasn't terribly interesting. There's just to point out the CPU usage went up slightly with the newer (faster) graphics cards with keeping up to feed more data to the graphics processor.