The RadeonSI/RADV Linux Gaming Performance With Ubuntu 19.04 vs. 18.10
Tesseract, the aging open-source OpenGL game, did see some performance improvements when running on Ubuntu 19.04.
Thrones of Britannia performance was slightly ahead on Ubuntu 19.04.
Likewise, Warhammer II with RADV benefited a bit from the Ubuntu 19.04 upgrade.
Meanwhile with Unigine Valley, the Vega performance was up by a bit.