[lucienpalmer]

Originally Posted by MixerGuy

Thanks so much Luke - hugely helpful.

My graphics card will likely be the (1 step up from stock) Radeon Pro W5500X with 8GB of GDDR6 memory

I believe it is a "half-height MPX Module design fits in either MPX bay"

FWIIW

Of you plan to use Thunderbolt for external storage or other external devices, then the W5700x is a good idea. It adds thunderbolt busses to separate graphic bandwidth from your other devices.

But if you’re not planning on having much for external devices and screens, then never mind.