> With the iMac pro you are even limited to buying RAM with the machine.
You can upgrade the RAM after purchase by going to an authorized repair store, or by reading a couple of iFixit guides if you're fine with doing it "unofficially".
Well, nice that it isn't soldered, but the machine is glued shut. So any work on the inside is getting expensive. When I bought my iMac, the dealer charged me close to $300 for a disk exchange.
You can upgrade the RAM after purchase by going to an authorized repair store, or by reading a couple of iFixit guides if you're fine with doing it "unofficially".