> Intrinsity clearly improved the A4, but overall A4 is a very standard Cortex A8 SoC. Agreed. According to the Times, Intrinsity only made the Cortex A8 perfo

> Intrinsity clearly improved the A4, but overall A4 is a very standard Cortex A8 SoC. Agreed. According to the Times, Intrinsity only made the Cortex A8 perform at a higher frequency [0]. An another Times article suggests PA Semi worked on the A4 [1], but no details are given. [0] http://www.nytimes.com/2010/04/28/technology/28apple.html http://www.nytimes.com/2010/04/28/technology/28apple.html [1] http://www.nytimes.com/2010/02/02/technology/business-computing/02chip.html http://www.nytimes.com/2010/02/02/technology/business-comput...