Thunderbolt technology supports fast data transfers with two independent channels of 10 gbps each and thunderbolt 2 technology can bond the two channels for a super fast 20 gbps use this cable to connect thunderbolt enabled devices to the thunderbolt or thunderbolt 2 port on your mac the apple thunderbolt cable lets you connect two thunderbolt equipped mac computers in target disk mode network two mac computers with os x mavericks or use your imac as a display for a macbook pro or macboo