All the computer users must know about the USB ( Universal Serial Bus) which is used for the connection of computer peripherals such as key board, mouse, pointing devices, digital cameras, printers, music players, mobiles etc. USB port is a multipurpose port and replace of serial & parallel port. USB works as a communicator and power supply. For example when you connect your Portable device you can browse the memory of that device and at the same time your device will be charging.
USB 2.0 is most common version which has the maximum Bandwidth of 480 Mbit/s (60 MB/s). Normally All the devices we are using now a days is USB 2.0 compatible. If you ask in computer stores for a pen drive they will give you USB 2.0 Pen Drive. But it's great news for speed lovers that USB 3.0 devices has been launched now. USB 2.0 is a HIGH-SPEED Port or Device.
USB 3.0 is the latest version having maximum Bandwidth of 5Gbit/s (640MB/s) and 10 times faster than USB 2.0. So now use USB 3.0 Pen Drive or Flash Drive with more speed. USB 3.0 is a SUPER SPEED Port or Device. It Saves time while transferring data to your device. The USB 3.0 port is different than USB 2.0 port and the devices also.
When you are going to purchase a Mother board or a new computer check that the USB 3.0 port should be there. If you have a old computer then you can use USB 3.0 Add-on PCI Card in the PC. So now Get ready for Super Speed USB 3.0 version.