So much so that it persuaded PC manufacturers to implement them into their board designs. Although by today’s standards, a maximum transfer rate of 1.5 Mbps (USB 1.0) and 12 Mbps (USB 1.1) is nearly unfathomable, back then, these standards set the bar. The first standard for USB, called USB 1.0, dates back to the 1990s. This becomes especially important when the device you wish to charge or use requires a USB 3.0 port, and the device you want to use only has a USB 2.0 port.īrief History of the Universal Serial Bus The USB port is an indispensable component and thus requires the understanding that not all USB ports are the same. The fact that we are in our third series generation for the component speaks volumes to its popularity and widespread use. The USB port has bridged the gap of communication between a myriad of devices that are otherwise physically incompatible.

Some end-users even base their desktop and laptop purchases on whether there are enough USB ports. Over the last decade, the USB port has been the most recognized component in electronics, aside, of course, from the smartphone.

Usb 2 vs usb 3 port