That Dark Hero and 5900X, $1,300 plus tax. Ugh... Is PCI-E 4.0 back-compatible with a PCI-E 3.0 NVMe drive?
Oops, just dawned on me (again) that this is supposed to be an Intel thread lol
Sign of the times my friend.
I'm pretty sure you can stick and gen3 drive in there without issue.