The product PPC-3855/7200U-101-C has four USB 3.0 interfaces, as shown in Figure 6. USB 2.0 transfer speed is 480 megabits per second (Mbps), while the USB 3.0 transfer speed is 4,800 Mbps. This means USB 3.0 is approximately 10 times faster than USB 2.0, and as such, it is more energy-efficient. The port is compatible with USB 2.0 devices.
Figure 6: USB HOST Connector