Summary
A Thunderbolt 3 PCIe expansion chassis with a Gen3 x4 PCIe interface and a Thunderbolt 3 connection can deliver a maximum of about 2750 MB/s.
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If the PCIe SSD is using a Gen2 x8 or Gen3 x8 interface, it will be limited to 4 lanes only.
To get the best transfer speeds, it is recommended to use a Thunderbolt 3 PCIe expansion chassis with a Gen3 x4 PCIe interface and a Thunderbolt 3 connection.
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According to
Summary
The fastest solution at this time is a Thunderbolt 3 PCIe expansion chassis with a Gen3 x4 PCIe interface and a Thunderbolt 3 connection, able to deliver a maximum of about 2750 MB/s. If the PCIe SSD is using a Gen2 x8 or Gen3 x8 interface, it will be limited to 4 lanes only.
How to achieve the best transfer speeds with external drives
akitio.com
Summary
The fastest solution at this time is a Thunderbolt 3 PCIe expansion chassis with a Gen3 x4 PCIe interface and a Thunderbolt 3 connection, able to deliver a maximum of about 2750 MB/s. If the PCIe SSD is using a Gen2 x8 or Gen3 x8 interface, it will be limited to 4 lanes only.
The Best External SSDs for 2023 | PCMag
pcmag.com
Connect additional accessories to your gaming rig for improved performance and functionality. Thunderbolt 4 ports support high- speed SSDs, gaming monitors, and external graphics. Thunderbolt ™ SSDs. A fast external drive can…
Devices That Make the Most Out of Thunderbolt™ 4 - Intel
intel.com
Thunderbolt 4 ports also provide external access to the high-speed PCIe bus, allowing components that use PCIe to be connected without having to install them internally. External SSD. Run games…
What Is Thunderbolt 4? - Intel
intel.com
