Possible values of an option:
The option description:
The option is responsible for tracking activity of the videocard.
At value [Disabled] (or [Ignore], [Off]) tracking the given device misses, allowing the computer to pass in power savings mode even at periodic update of the image. Value [Enabled] (or [Monitor], [On]) orders to quit a mode with the under consumption of energy (or not to pass in it) at "picture" update.
Other options identical to destination: