With the increasingly frequent use of U disk, high-speed USB3.0 era also will be to, only, just for the new U disk, how to judge support USB3.0 high-speed transmission is not it? Here Wosen Ke electrons with everyone explore the difference between USB2.0 and USB3.0 and the difference method.
1, is determined from the appearance of the USB, USB2.0 usually black or white, and blue is USB3.0 interface.
2, from the point of view USB jack pin, USB2.0 with 4-pin design, and the 9-pin design is taken USB3.0, USB3.0 contrast, more powerful.
3, now part of the notebook computer USB port, has at the same time providing support for USB2.0 and USB3.0, we can be distinguished by the color of the interface.
4, the transmission rate from the point of view of theory: USB transmission speed is 3.0 4.8Gbps, USB 10 is 2.0 times. I.e. 4.8Gbps = 600MB/S.