Difference Between USB 2.0 & USB 3.0
Universal Serial Bus (USB) jacks and ports are tools that allow you to connect computer peripherals to your computers, keyboards, external hard drives, or storage keys. The numbers following the USB symbol simply correspond to the version of the USB standard concerned, the 3.0 and 3.1 series being the most recent at the time these lines are written. In addition to the color of their connectors (version 3.0 is usually blue), it is the speed of data transfer that is the main difference between these two standards. Thus, the USB 2.0 standard, introduced in 2000, made it possible to guarantee a transfer speed much higher than that of the previous standard: from 1.5 MB per second to theoretical 60 MB! USB 3.0, appeared in 2008, has multiplied this transfer rate by 10, reaching the theoretical rate of 625 MB per second! Be careful, if backward compatibility is supported in the case of USB 3.0 jacks (that is, your device with a USB 3.0 port will work on your computer with USB 2.0 s...