AMDGPU-PRO 17.30 vs. Linux 4.13 + Mesa Git RadeonSI Benchmarks
Deus Ex: Mankind Divided is also doing better off with RadeonSI over AMDGPU-PRO.
It will be interesting to see how the Radeon RX Vega is running on Linux in the days ahead.
More dominance by RadeonSI for Radeon Linux gaming... In case you are new here, AMDGPU-PRO is mostly used by workstation customers and those needing OpenGL compatibility profiles.