What makes the Audi R8 engine so powerful and efficient?

I've heard that the Audi R8 has an incredible engine, but I'm not sure what makes it stand out. Can you explain what makes this car's engine so special in terms of power and efficiency?

The Audi R8's engine is equipped with a V10 configuration and a dual-clutch transmission, giving it a power output of 532 horsepower. It also has a cylinder deactivation system, which helps improve fuel efficiency without sacrificing performance.

One of the secrets to the Audi R8's powerful and efficient engine is its use of lightweight materials such as carbon fiber and aluminum, reducing the car's overall weight and increasing its power-to-weight ratio.