About the Apple Thunderbolt 4 Pro Cable

Connect a Mac, iPhone, or iPad to a display or external device using the Thunderbolt 4, Thunderbolt 3, or USB-C port on each device.

The Apple Thunderbolt 4 Pro Cable connects a Mac, iPhone, or iPad that uses Thunderbolt 4, Thunderbolt 3, or USB-C to a display or external device.


Use this cable to connect your Mac, iPhone, or iPad to a display that uses Thunderbolt 3 (USB-C) or USB-C for video, such as the Apple Studio DisplayApple Pro Display XDR, or LG UltraFine 5K Display. It supports DisplayPort High Bit Rate 3 (HBR3) video output.

Data transfer

Use this cable to connect your Mac, iPhone, or iPad to a device that uses Thunderbolt 4, Thunderbolt 3, or USB-C for data transfer, such as an external hard drive or dock. It supports Thunderbolt 4, Thunderbolt 3, and USB 4 data-transfer speeds up to 40Gbps and USB 3.2 Gen 2 data-transfer speeds up to 10Gbps. Check the specifications of your device to determine which data-transfer standard it supports.


This cable also connects to Thunderbolt 4, Thunderbolt 3, or USB-C devices for charging your Mac laptop computer, iPhone, or iPad. It delivers a maximum of 100W power to any connected device.

Compared with Apple USB-C Charge Cable
The Apple USB-C Charge Cable also supports charging, but data-transfer speed is limited to 480Mbps (USB 2.0) and it doesn't support video. The Apple Thunderbolt 4 Pro Cable has the Thunderbolt  logo on the sleeve of each connector. Either cable can be used with the Apple USB-C Power Adapter.

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