It’s limited to 5 Gb/s, giving read rates of about 400 MB/s and writes at about 430 MB/s. Fine for Time Machine backups, but bad with NVMe drives.
USB 3
Why is Apple soldering in the SSDs of so many new Macs? What problems does it produce, and should you avoid them?
Want to connect an external Thunderbolt 3 drive to your Thunderbolt 1 or 2 port? Apple’s adaptor isn’t necessarily the solution.
Radio-frequency interference from USB 3 peripherals can cause problems with Bluetooth and 2.4 GHz Wi-Fi.
Although not now believed to be the cause, Samsung’s phone recall is a timely reminder about potential problems with USB-C ports and power.
Does the £120 Thunderbolt case outperform the £15 USB 3 one? And if you had both, which would you choose to use?
Could a £15 case really let my bargain 750 GB SSD perform at its best?
A sale offer brought me a 750 GB SSD for only £110. But should I mount it in a Thunderbolt or USB 3 case?
Thunderbolt drive enclosures are expensive. Are they good value?
Apple’s Q&A is ambiguous, and could make it sound like you can mess your USB ports up.
The Eclectic Light Company 