Well here is my foolish attempt to get an eGPU working based on the RX480 in combination with a MacBook Pro Retina 15" (mid 2015) that has the R9 M370X dGPU. So far my attempts have been mediocre to say the least. The rMBP that I use has a variety of flaws that keeps me from accurately testing the eGPU right now.   Flaw 1: The internal dedicated GPU Everyone around here knows that everything is much easier if you use a MacBook without any dedicated GPUs so that you can utilise eit