RADV Radeon Vulkan Driver Is Still A Better Bet Than AMDVLK In February 2018
Mad Max at 1080p with low quality settings certainly favored the RADV driver over the current state of AMDVLK.
Even with high image quality settings, Mad Max on Vulkan still favored RADV over AMDVLK.
The CPU usage was better with RADV on RX Vega 64 while on the RX 580 was a toss-up.