USB 3 - 10 times the speed USB 2.0

With more than 2 billion legacy wired USB connections in the world today, Universal Serial Bus (USB) is the de facto standard in the personal computing industry.

On the horizon is the next revision of the USB has been released – and it's 10 times as fast as the last one.

Specifications for the 'SuperSpeed' USB 3.0 were published shortly before the first of this year, allowing manufacturers
to start bringing next generation USB devices to market. Consumer products are likely to hit shelves by 2010.

The USB Implementers Forum (USB-IF) claimed the third edition of the data transfer system would be 10 times as fast as version 2.0, and feature improved power efficiency.

It will also be backwards compatible with USB 2.0 and 1.1
devices

Source: Wireless Institute of Australia