AMDGPU-PRO vs. NVIDIA On Linux With OpenGL & Vulkan

With Croteam recently having released an updated Talos Principle with better Vulkan performance and the NVIDIA 375.20 and AMDGPU-PRO 16.40 both having come out recently, here is a fresh OpenGL and Vulkan graphics API performance comparison when using Valve's Dota 2 and The Talos Principle, both of which games on Linux offer both graphics API renderers.