Intel Developer has demonstrated USB 3.0 on September 18, 2007. This USB 3.0 is much faster than USB 2.0.

USB 3.0 has much more data transfer speed than USB 2.0.
USB 3.0 can transfer approx 5 GB/sec and USB 2.0 can transfer 480MB/sec.
This USB 3.0 is expected to be release on this year 2010. This USB 3.0 is already associated with Gigabyte Chipsets Motherboards P55.

Intel Corporation Manager Steve Peterson said that USB 3.0 would be integrate with its client operating System, Windows 8. Microsoft and Intel both are already working on USB 3.0 with Windows 8. But USB 3.0 is already in Indian market and USB 3.0 is supported by windows 7 also.