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waloshin

macrumors 68040
Original poster
Oct 9, 2008
3,556
384
With M series Macs such as the new Mac Mini M4 if I used up all 3 thunderbolt ports on the back do they share bandwidth? If I have two thunderbolt 4 NVME SSDs connected and a capture device such as the Blackmagic Design UltraStudio 3G Recorder will this slow down all devices or will all connected devices have full speed bandwidth?
 
I think the NVME transfer rate is going to depend upon the enclosure, but I wouldn't expect two SSDs to saturate the TB3 bus.
 
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