Usb 3.0 Data Transfer Rate. That means two full length movies can be transferred from. A usb 30 port can only use usb30cables to be effective but usb 20 ports canuseboth usb 20 and usb 30 cables.

Up to 48 gbitssec. The usb 30 specification increases the maximum data transfer rate to 5 gb per second compared to 480 mb per second with usb 20. 10 gbps when connecting devices with different usb versions the data transfer rate will be limited by the slowest of the connected devices.
It is pretty common for the usb data transfer rate.
More time to return. It comes with upgraded transfer rate at the speed of 5gbits 625mbs. The actual transmission rate of the usb30 and usb31 gen 1 interfaces are. In order to receive the benefits of the usb 30 specification the source and device must be usb 30 compliant.