http://bugzilla.opensuse.org/show_bug.cgi?id=1093604 Bug ID: 1093604 Summary: monitor refresh rate is set by driver at lowest value Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.0 Hardware: x86-64 OS: Other Status: NEW Severity: Major Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: otosaxel@gmail.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- system uses intel UHD620 graphics i5 8250 + bumblebee nvidia 130mx refresh rate of monitor is always set on lowest value in system settings -> display and monitor. which is 48hz. glxgears confirms it. glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 243 frames in 5.0 seconds = 48.436 FPS 240 frames in 5.0 seconds = 47.998 FPS 240 frames in 5.0 seconds = 47.999 FPS but xrand shows correct value: xrandr Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 32767 x 32767 eDP1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 340mm x 190mm 1920x1080 60.00*+ 59.93 48.00 1680x1050 59.88 1400x1050 59.98 1600x900 60.00 59.95 59.82 1280x1024 60.02 1400x900 59.96 59.88 1280x960 60.00 1368x768 60.00 59.88 59.85 1280x800 59.81 59.91 1280x720 59.86 60.00 59.74 1024x768 60.00 1024x576 60.00 59.90 59.82 960x540 60.00 59.63 59.82 800x600 60.32 56.25 864x486 60.00 59.92 59.57 640x480 59.94 720x405 59.51 60.00 58.99 640x360 59.84 59.32 60.00 HDMI1 disconnected (normal left inverted right x axis y axis) VIRTUAL1 disconnected (normal left inverted right x axis y axis) similar problem I found in arch forums: https://bbs.archlinux.org/viewtopic.php?id=232354 setting by hand to 59.93 gives this result: glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 305 frames in 5.0 seconds = 60.886 FPS 298 frames in 5.0 seconds = 59.593 FPS 300 frames in 5.0 seconds = 59.997 FPS -- You are receiving this mail because: You are on the CC list for the bug.