Thunderbolt technology supports blazing-fast data transfer with two independent channels of 10 Gbit/s each. Use the Apple Thunderbolt cable to connect your Thunderbolt-equipped peripherals to your i Mac or Mac Book Pro. Apple Thunderbolt cable can also be used for target disk mode between two Macs that support Thunderbolt, or to use an i Mac as a display for a Mac Book Pro equipped with Thunderbolt.