Thunderbolt 3 or Thunderbolt 2 PCIe enclosure.To get started, you’ll need the following hardware: As new Macs and Thunderbolt external GPU enclosures become available, we will update this guide with the latest information. Our goal with this post is to provide a comprehensive beginner’s setup guide so that Mac users can build an external graphics card (eGPU) for their computers. For macOS 10.13, please read our High Sierra External GPU overview. September 2017 Update: This setup guide is applicable for macOS 10.9 to 10.12 only. October 2017 Update: If you plan on using a Thunderbolt 3 MacBook Pro with Windows, please read our External GPU Boot Camp setup guide. The good news is we found a workaround, please read our State of External Graphics Card in 10.13.4 for more details. The bad news is the exclusion of older Thunderbolt 1 and Thunderbolt 2 Macs. This update made external GPU functionality plug-and-play for Thunderbolt 3 Macs when paired with supported AMD eGFX. eGPU-accelerated Internal Display How-toĪpril 2018 Update: Apple officially released external graphics card support to the public with 10.13.4 on March 29th, 2018.Step 3: External GPU Driver Installation.Step 2: External Graphics Card Recognition.