6-Way RadeonSI OpenGL vs. RADV Vulkan Comparison

Our latest featured article this week in the lead-up to Phoronix's 13th birthday is a new OpenGL RadeonSI vs. Vulkan RADV driver comparison with six different Radeon graphics cards. This also features some older hardware tested making use of the experimental AMDGPU DRM driver, which is needed for RADV to work on more of the GCN card line-up.