VK_KHR_workgroup_memory_explicit_layout on Intel, RADV
DRM format modifiers for AMD.
VK_KHR_zero_initialize_workgroup_memory on Intel, RADV
Zink exposes GL 4.6 and ES 3.1
GL_EXT_depth_bounds_test on softpipe, zink
GL_EXT_texture_filter_minmax on nvc0 (gm200+)
GL_ARB_texture_filter_minmax on nvc0 (gm200+)
GL_ARB_post_depth_coverage on zink
VK_KHR_copy_commands2 on lavapipe