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Also, which version of Windows/ Mac OS is your computer running?
Note: Important: Depending on choices made by the manufacturer, a particular USB 3.0 device may or may not work properly on a computer or other host that was designed for USB 1.1, even though the plugs and receptacles physically connect to each other.
In other words, USB 3.0 devices are Note: Aside from the incompatible issues mentioned above, USB 1.1 devices and cables are, for the most part, physically compatible with USB 2.0 and USB 3.0 hardware, both Type A and Type B.
USB 2.0, which came in 2001, made a leap to Hi-Speed transfer rates of up to 480 M. So what can you expect from USB 3.0 and how will it affect you?
A number of changes have been implemented in USB 3.0 to satisfy the increased demands of external devices.
However, no matter what newer standard some part of the USB-connected system supports, you'll never reach a data rate faster than 12 Mbps if you're using even one USB 1.1 part.
See my USB Physical Compatibility Chart for a one-page reference for what-fits-with-what.Are you craving for even more in depth information?Check out this article at Tech Republic: 10 things you should know about USB 2.0 and 3.0.The first official definition, USB 1.0, was introduced in 1996.It provides a Low-Speed transfer rate of 1.5 Mbps for sub-channel keyboards and mice, and a Full-Speed channel at 12 Mbps.You can use an adapter like the Sonnet USB 3.0 Gigabit Ethernet Thunderbolt Adapter ( It’s as easy as plugging in the adapter, and plugging in your USB 3.0 device.