eGFX is a no-frills eGPU for use with (some) Macs running macOS High Sierra 10.13.4
<p style="white-space: pre-wrap;">When Apple released <a href="https://appleworld.dreamhosters.com/blog/2018/3/29/apple-launches-macos-high-sierra-10134-with-business-chat-egpu-support-more?rq=eGPU" target="_blank" rel="noopener noreferrer">macOS High Sierra 10.13.4</a>, it added support for external graphics processors (eGPUs). One such unit is Sonnet Technologies’ <a href="http://www.sonnettech.com/product/egfx-breakaway-box.html" target="_blank" rel="noopener noreferrer">eGFX Breakaway Box</a> with a 350W power supply, a great choice for a no-frills Thunderbolt 3 to PCI Express (PCIe) expansion chassis.</p>