SinceThe charger included with the 2016 MacBook Pro is a standard USB Type C cable is a Thunderbolt. It should achieve speeds of up to 10gbps. If you'd like speeds of up to 40gbps, I'd buy an official thunderbolt 3 cable, I believe this is from Apple. These should have the fastest you can gethighest speeds. If it is truly just a USB C, you'll still get 10gbps
Apple madeNOTE: My bad, I looked into it extra confusing by makingand the ports universalcable is a standard USB C cable, so you'll get either 10gbps or 40gbpsnot thunderbolt. Answer has been changed to reflect that.