USB Type and SATA Type

March 26, 2016  

When we buy SSD, HDD or enclosure, we often see the features such as USB 2.0, 3.0, or SATA I, II or III. So what are these feature parameters ?

SATA I, II, III Speeds

Here we only focus on the speed of SATA.

SATA Type Speed
SATA I 150 MB/s
SATA II 300 MB/s

USB 2.0, 3.0, 3.1 Speeds

USB Type Speed
USB 2.0 60 MB/s
USB 3.0 625 MB/s
USB 3.1 1.25 GB/s