In the world of technology there are thousands of accessories, standards and protocols! For the end user, it is not always easy to be aware of everything that exists and the difference between similar things.
USB interfaces continue to be used for the most diverse purposes. Do you know the difference between black and blue USB connectors?
What are the differences between the USB connector versions?
The more attentive ones will certainly already notice that there are USB interfaces with the black and blue interior. Anyone who works or has worked with electronics or electricity knows the importance of color coding standards.
In terms of the USB interface, the idea is similar, as the colors help to differentiate the USB version and, obviously, different protocol versions, there are also different specifications.
- White: Means a USB 1.0 connector or port
- black: This color identifies a USB 2.0 Hi-Speed connector or interface
- Blue: means a newer SuperSpeed USB 3.0 port or connector
The new entry in the USB color table identifies a SuperSpeed + 3.1 interface or connector. Looking at the following table, we can see that USB 1.0 can guarantee a maximum transfer rate of 1.5 to 12 Mbps. The same happens with the USB 1.1 standard.
Regarding USB 2.0, the data transfer speed can reach 480 Mbps. In the case of USB 3.0 the transfer speed reaches 5 Gbps. Finally, in the case of USB 3.1, the communication speed can reach 10 Gbps.
Source: Pplware by pplware.sapo.pt.
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