Turning on "Force full screen redraws (buffer swap) on repaint" resolved the flickering - yay! I attached a screen shot of the setting.
** Attachment added: "workaround setting for flickering" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1314367/+attachment/4185320/+files/CompizConfigSettingsManager_608x990_14.jpg -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1314367 Title: Flickering with Ubuntu 14.04 and nvidia card reappeared To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1314367/+subscriptions _______________________________________________ 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