Apple A4

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Apple A4
Apple A4 Chip.jpg
ProducedMarch 2010
Designed byApple Inc.
Max. CPU clock rate1 GHz (iPad) 
Instruction setARM v7
Number of cores1
L1 cache64 KB
L2 cache640 KB

The Apple A4 is a microprocessor designed by Apple and manufactured by Samsung[1] and first used in the iPad tablet computer,[2] then in the iPhone 4 smartphone.[3] It was also used in the iPod Touch (4th generation).

History[change | change source]

Apple announced the A4 on January 27, 2010, during their "Latest Creation" event.[2]

On June 7, 2010, Steve Jobs publicly confirmed that the iPhone 4 would contain the A4 Processor, which is underclocked from 1.0 GHz to 800 MHz..[3]

References[change | change source]

  1. Clark, Don (2010-04-05). "Apple iPad Taps Familiar Component Suppliers -". Retrieved 2010-04-15.
  2. 2.0 2.1 Apple (2010-01-27). "Apple Launches iPad". Press release. Retrieved 2010-01-28. 
  3. 3.0 3.1 "iPhone 4 design". Apple. 2010-07-06.

Other websites[change | change source]