Thunderbolt(TB) is the brand name of a hardware interface developed by Intel that allows the connection of external peripherals to a computer. Thunderbolt 1 and 2 use the same connector as Mini DisplayPort (MDP), while Thunderbolt 3 uses USB Type-C. It was initially developed and marketed under the name Light Peak,[1] and first sold as part of a consumer product on February 24, 2011.Wiki>