It won’t consume any power while hibernating, but turning it back on will take some extra time. In Hibernate, the laptop will save its state to disk. In Sleep, the laptop will remain in a low-power state so it can quickly resume. Change the options to the right of “When I close the lid.” You can select “Do nothing,” “Sleep,” “Hibernate,” or “Shut down.” There are separate options for “On battery” and “Plugged in.”