Same here. Kubuntu karmic with binary nvidia driver, dual monitor, kde 4. I tried all possible combinations of vsync on/off in nvidia-settings and kde desktop special effects settings, none fixed the issue.
ii nvidia-glx-185 185.18.36-0ubuntu9 NVIDIA binary Xorg driver -- [nvidia]tearing artifacts in window effects, videos https://bugs.launchpad.net/bugs/155226 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-180 in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp