TechARP published Mac eGPU Support Guide for macOS 10.13.4
A quote from the article:
Mac eGPU Support Guide for macOS 10.13.4
Official Mac eGPU support just arrived with macOS 10.13.4! Yes, you can now add an eGPU (external graphics processor) to your Mac, greatly accelerating its performance and turning it into a gaming machine. Get the full details on the Mac eGPU support you can expect!
Mac eGPU Support Guide for macOS 10.13.4