Question: is usb 3.1 backwards compatible with usb2?
Answer: When you use USB 3.1 drives on your USB 2.0 host devices, there will still be performance benefits. USB 3.1 Gen 2 drives are backwards compatible with both USB 3.0/3.1 Gen 1 and USB 2.0 ports and connectors. Even when you use USB 3.1 drives on your USB 2.0 host devices, you'll still save time.