Apple Thunderbolt cable (2.0 m) Thunderbolt technology supports blazing-fast data transfer of up to 20 Gbps. Connect your Thunderbolt-equipped peripherals to your new iMac or new MacBook Pro. Apple Thunderbolt cable can also be used for Target Disk Mode between two Macs that support Thunderbolt, or to use a new iMac as a display for a MacBook Pro equipped with Thunderbolt.