Question: what is the difference between a usb 2.0 and usb 3.0?
Answer: What is the difference between USB 2.0 and USB 3.0? ... First the transfer rates: USB 2.0 offers transfer rates of 480 Mbps and USB 3.0 offers transfer rates of 4.8 Gbps - that's 10 times faster. Note that the transfer speeds also depend on the device in use in addition to the bus type and USB ports and cables.