What is USB 3.0? - Explained

What is USB 3.0? - Explained

What is USB 3.0?

After getting advanced and succeeding from USB 2.0, to provide high speed data transfer rates USB 3.0 or Universal Serial Bus Version 3.0 introduced in November 12th of 2008.

Though there's not really a way to identify USB 1.0 and USB 2.0 sockets, USB 3.0 sockets can be identified at a glance due to the blue color socket.


USB 3.0 is capable of transfering data at a speed of 5Gbit/s also known as SuperSpeed.

To achieve the high speed data transfer USB 3.0 uses two unidirectional Data paths instead of one data path to receive and transfer data.

USB 3.0 Connectivity Ports

USB 3.0 complied with U0 and U3 link power managements protocols.

Because of the high speed data rates, people started use USB 3.0 to storage solutions as well. With the demand of USB 3.0 based storage products, there were multiple organization who started to build services upon USB 3.0.

Socket TypesTypeImage
Type A

Type B

MicroMicro B