Solve video tearing on nVidia + GNOME 3

Most important is:
  1.  I'm using two monitor using TwinView, which have different refresh rate. I'm playing movie on second monitor. Go to Nvidia Settings, click X Screen 0 - X Server XVideo Settings, Sync to this display device: Choose my second monitor
  2. The other settings in referenced URL is for 3D application / OpenGL

Check it out:

http://sn0v.wordpress.com/2012/01/09/solve-video-tearing-on-nvidia-gnome-3/

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