Someone has made some benchmarks: https://linuxreviews.org/Firefox_Is_Making_WebRender_The_Default_Rendering_Engine_On_Linux_This_Month_And_There_Is_A_Facelift_Coming_In_May https://linuxreviews.org/HOWTO_Make_Mozilla_Firefox_Blazing_Fast_On_Linux EGL/Dmabuf seems to have a huge positive impact for "AMD Athlon 5350 APU". This bug will be fixed for - X11 by bug 788319 - Xwayland by bug 1695440 - Wayland by bug 1543600 (bug 1587060)
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Someone has made some benchmarks: https://linuxreviews.org/Firefox_Is_Making_WebRender_The_Default_Rendering_Engine_On_Linux_This_Month_And_There_Is_A_Facelift_Coming_In_May https://linuxreviews.org/HOWTO_Make_Mozilla_Firefox_Blazing_Fast_On_Linux EGL/Dmabuf seems to have a huge positive impact for "AMD Athlon 5350 APU". This bug will be fixed for - X11 by bug 1695933 - Xwayland by bug 1730671 - Wayland: MOZ_ENABLE_WAYLAND=1 is already shipped by Fedora and Ubuntu. (Although not enabled in Mozilla binaries yet and not tested in CI: bug 1543600, bug 1587060)