AMD Ryzen 5 5600G / Ryzen 7 5700G Linux Gaming Benchmarks
For Batman: Arkham Knight running on Linux via Steam Play with DXVK, the AMD APUs could put out around ~30 FPS with low quality settings at 1080p... Not the best if you want to enjoy at least 1080p gaming in 2021.
Meanwhile Bioshock Infinite with its older native Linux game port and using OpenGL rendering could run close to 60 FPS at 1080p.
DiRT Rally 2.0 running on Linux under Steam Play could deliver over 80 FPS at 1080p on low quality settings with either APUs.
Dota 2 with its native Linux game port by Valve was running at around 60 FPS with either its OpenGL or Vulkan back-ends at 1080p.