Just to note about the above - If nvidia-prime is used to switch to the intel gpu the xorg.conf is removed or moved to xorg.conf.xxxxxx When switching back a new xorg.conf is created which will not contain the Option "TearFree" "True" line.
Whether whatever creates that xorg.conf should add the line by default is unknown here. (though if anyone can point to what/how creates the xorg.conf would like to know -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1260128 Title: Nvidia-prime produces unbearable visual stutter To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1260128/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs