This articles describes how to determine the differences between SATA and NVMe M.2 Drives.
You can distinguish between SATA M.2 and NVMe M.2 drives by examining the connector.
A SATA M.2 drive has two notches (or keyways) on the connector edge, while an NVMe M.2 drive has only one notch. Refer to the photos below for visual examples.
SATA M.2 Drive
NVMe M.2 Drive
A SATA M.2 drive have a max speed of 600MB/s, while NVMe M.2 can provide speeds up to 3,500MB/s
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