Smart Control Bar for Rendering Profiles

At the top of the Output Tools dialog box, you can select render profiles from the drop-down list in the Smart Control Bar. The profiles contain preset options to speed up rendering. You can also create custom profiles for each render type and lock them to prevent changes to the settings.

The controls include:
Duplicate the current item Copies the current render profile.
Add a new item Lets you name the profile.
  Render Profiles Displays settings for a profile.
Rename the current item Lets you rename a profile.
Locks/Unlocks the current item Locks/unlocks profile to prevent/allow changes.