Hi,
I just purchesed a intel 665p 1Tb m.2 NVMe disk and a USB 3.1 gen 2 compatible enclosure that I use with my MacBook Pro M1.
The enclosure is a Icy Box IB-1817M-C31 and is said to be using chipset JMS583.
I did a Blackmagic disk speed test v.3.3 and the results says that i get max approx...