Blackmagic eGPU – Thunderbolt 3 external graphics processor
From the FAQ:> Can I upgrade the GPU chip in the Blackmagic eGPU?> No, the design has been optimized for quiet operation so it’s better suited for creative customers. This means the design is not a simple chassis with a PCIe card plugged in, but an integrated electronics, mechanical and cooling design that cannot have the GPU chip upgraded or changed.$699 and no ability to upgrade makes it pretty clear that they're targeting business customers.