Question: what is the difference between usb 3.1 and thunderbolt 3?
Answer: Here are the superset of features that Thunderbolt 3 provides: At 40 Gbps, Thunderbolt 3 is the fastest connection available. By comparison, native USB 3.1 operates at 10 Gbps. Thunderbolt 3 is bi-directional with four lanes of PCI Express Gen 3 and eight lanes of DisplayPort 1.2.