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UbiCrea

macrumors member
Original poster
Nov 25, 2022
74
19
Hi
I've my loved iMac Pro that is missing a bit of internal ssd space...
So, I've bought a 2tb nvme ssd and I've ordered a usb 3.2 20gbps enclosure.
But I've a doubt... I already have a cheap supposed 10gbps enclosure but magic disk measure a speed of roughly 30-40mb/s write and read... Where as it should be close to 1000mb/s.
The new 20gbps enclosure I've ordered is this one.
https://www.amazon.co.uk/gp/r.html?...U7WT3KQF4A&ref_=pe_27063361_485629781_TE_item

Anyone knows if my imac pro will be able to use it at its full potential (in theory, 2000mb/s)... Or it won't change anything?
Thanks a lot
 

PaulD-UK

macrumors 6502a
Oct 23, 2009
906
508
Apple haven’t made a Mac with 20gbps USB 3.2 Gen 2 2x2 ports. Only 10gbps. You have 4 TB 3 ports so you need a TB enclosure.
 
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UbiCrea

macrumors member
Original poster
Nov 25, 2022
74
19
Thanks. Is a tb4 enclosure backward compatible with tb3? I think I've read that no...
 

chrfr

macrumors G5
Jul 11, 2009
13,707
7,277
Thanks. Is a tb4 enclosure backward compatible with tb3? I think I've read that no...
On a Mac, yes, they're compatible as long as the operating system is fairly up to date. (I think it requires Big Sur or later)
 

velocityg4

macrumors 604
Dec 19, 2004
7,336
4,726
Georgia
Have you confirmed the SSD works at full speed in a PC? Did you buy it from a reliable source? I ask because there are counterfeit SSD.
 

UbiCrea

macrumors member
Original poster
Nov 25, 2022
74
19
Have you confirmed the SSD works at full speed in a PC? Did you buy it from a reliable source? I ask because there are counterfeit SSD.
Hi. I've now solved my challenge.
In fact, my 10gbps enclosure was delivered with a usb s cable. But since the beginning, I'm not using it. But the cable i was using was not thunderbolt... So when I plugged back my enclosure with it's original cable, I got close to one GB of data transfer in both way ☺️
 
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