AMDGPU With PowerPlay Compared To AMD's Catalyst Linux Driver

With earlier today showing new OpenGL performance numbers for how the Nouveau driver with working re-clocking compared to NVIDIA's proprietary driver, here are some benchmarks to show how the AMDGPU kernel DRM driver with PowerPlay patches compare to AMD's Catalyst driver for the R9 285 (Tonga) and R9 Fury (Fiji) graphics cards.