This is really odd, normally nvidia drivers are the benchmark for gl on any display :-)
Can you please try running the launcher with `CLUTTER_VBLANK=none ume-launcher` and see if you still get the same problem (try replacing the "exec" line for ume-launcher in Preferences->Sessions->Startup Programs with it.
This is really odd, normally nvidia drivers are the benchmark for gl on any display :-)
Can you please try running the launcher with `CLUTTER_ VBLANK= none ume-launcher` and see if you still get the same problem (try replacing the "exec" line for ume-launcher in Preferences- >Sessions- >Startup Programs with it.