Don't worry, by the time this baby ships, you'll be able to get Ryzen 3900X's that are PCIe 4.0 instead of the Mac Pro's PCIe 3.0. Only 24 lanes, but that's all

Don't worry, by the time this baby ships, you'll be able to get Ryzen 3900X's that are PCIe 4.0 instead of the Mac Pro's PCIe 3.0. Only 24 lanes, but that's all you'll need.