On this episode of Ignition, Carlos Lago tests the Bentley Continental GT Speed. With 616 horsepower, 590 lb-ft of torque, and a claimed top speed of 205 mph, it's the fastest production Bentley ever. Unfortunately, it also weighs a staggering 5181 lbs. Can this powerful, but heavy coupe offer any driving satisfaction beyond outright speed? We take it to the test track and the road to find out.