When the new iPhone 5 is officially released on Friday, it will be powered by Apple’s custom-designed A6 chip, a 1.2GHz, dual-core chip that is the first Cortex-A15 class CPU to market.
How did Apple get to this point? Just four years ago, they made their first step into custom chip design: now they are releasing cutting edge chips that are months ahead of the competition.
Over the weekend, Linley Gwennap, who heads the Linley Group chip consultacy, posted up a brief history of Apple’s chip development. It’s not just illuminating because of how we got here — from Apple buying up P.A. Semi in 2008 to signing secret deals with ARM — but in that it predicts when and what the next-gen A7 chip will look like..