Thank you, Christian, for the very informative response.
Hopefully, Apple will take-heed of nVidia's new-found appreciation of improved hardware/drivers
It's not that I dis-like AMD (and the Apple-apporved Sapphire 79XX I used (used-to-use)), but that I just needed more real estate said card is unable to accommodate.
No-matter, as I value-more knowing what comes-in/goes-out, daily.
Just sad that I can't appreciate the new NM