80 - ThunderboltTHUNDERBOLTThunderbolt is a high-speed connection that supports storage devices aswell as external displays. It is compatible with the DisplayPort standard.Note: Up to six Thunderbolt devices and one DisplayPort display canbe daisy-chained, however, the DisplayPort display will be the lastdevice in the chain, and it cannot be preceeded by a Thunderboltdisplay.
