Think the new $399 iPad 2 is just a cheaper knockoff of the original? Think again. There's some premium silicon inside.
That more advanced A5 chip is built on a cutting-edge Samsung manufacturing process, Anandtech says. Hardly a trivial difference.
As a chip's geometries shrink -- going from 45-nanometer to 32-nanometer, for example -- a lot of things can happen. All of them good. … Read more