Speed Boost With Third Generation USB (USB 3.0)
November 20th, 2008 Posted in Internet
After 3 years effort, Intel finally released USB 3.0 Controller Interface Spec aka xHCI (Extensible Host Controller Interface).
From USB 1.1 with maximum transfer rate of 12Mbits/second to USB 2.0 with maximum transfer rate of 40 Mbits/second. Now USB 3.0 has break the gigabit mark with 4.8Gbit/second. Even faster than firewire 3.2Gbit/s.
| USB 1.1 | 12 Mbits/second |
| USB 2.0 | 40 Mbits/second |
| USB 3.0 | 4.8 Gbits/second |
The performance compare with USB1.0, 2.0 and 3.0 has been demo by WinHEC
Comparison sample for data transfer of 25GB HD movie:
- USB 1.0: 9.3 hours
- USB 2.0: 13.9 minutes
- USB 3.0: 70 seconds
It’s fascinating, you can now transfer Gigabyte files within a few seconds .. 
Tags: usb 3.0
In this blog, I'll share my knowledge, discovery and experience related to IT and administering Linux. Most articles on this site are IT related and My Life journal. To find out more about me, click 
Or, subscribe via email:
January 9th, 2009 at 09:45
now a days really more and more advance, like UTP cable also same, up to category 7 and category 8, even fiber optic also have a very fast transmission rate
January 9th, 2009 at 09:45
now a days really more and more advance, like UTP cable also same, up to category 7 and category 8, even fiber optic also have a very fast transmission rate
January 9th, 2009 at 17:45
now a days really more and more advance, like UTP cable also same, up to category 7 and category 8, even fiber optic also have a very fast transmission rate