It might have been upgradeable but since no third party drive ever came to be, what was the use.

Like is it Intel? Probably Intel considering the current situations with Qualcomm.

The wifi module is interesting. Not Intel or Broadcom. Scouting around the internet, it looks like maybe it’s shared with the new iPad Pro??????

I still don’t get why the speed difference in the Xr vs the Xs. If they have the same chip, shouldn’t max download speeds be the same?