Understanding External GPUs

Learn how to support external GPUs in your macOS apps and games.


External GPUs can bring additional performance to your professional apps, 3D games, VR content creation pipelines, and more. For examples of how to use external GPUs in your graphics rendering or compute processing workflows, see Device Selection and Fallback for Graphics Rendering and Device Selection and Fallback for Compute Processing.

A system diagram that shows an external GPU connected to a MacBook Pro and an external display.

Your macOS apps and games will need to support external GPUs. Here are specific considerations:

See Also

Working with External and Multi-GPU Setups

Understanding Multi-GPU and Multi-Display Setups

Learn about the different ways that a user can connect external GPUs and external displays to a Mac computer.

Understanding GPU Bandwidth

Learn about some of the main factors that affect bandwidth between a GPU and a system on a Mac.