What is the difference between 3.0 and 3.1 USB?

USB 3.1 is also known as USB 3.1 Gen 2 (10Gbps). USB 3.0 is capable of data transfer speeds up to 5Gbps. USB 3.0 is also known as USB 3.1 Gen 1 (5Gbps). … Devices that require USB 3.1 transfer speeds of 10Gbps might not work with USB 3.0 or USB 2.0, or you might experience lower transfer speeds and impacted performance.