Apple has a new A8 processor for its new iPhone handsets. Apples claims for the upgraded system-on-chip include up to 25 percent faster CPU performance and up to 50 percent faster graphics. Compared to the original iPhone, the new processor in the iPhone 6 and 6 Plus is rated to be 84 times faster. More importantly, Apple says the new A8 is up to 50 percent more power-efficient and will be able to sustain power-intensive tasks for longer while generating less heat.