Apple A4

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Apple A4
Produced March 2010
Designed by Apple Inc.
Max. CPU clock rate 1 GHz (iPad) 
Instruction set ARM v7
Number of cores 1
L1 cache 64 KB
L2 cache 640 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, although it was not yet known if it had the same frequency, bus width, or caches as the A4 in the iPad.[3]

References[change | change source]

  1. Clark, Don (2010-04-05). "Apple iPad Taps Familiar Component Suppliers - WSJ.com". Online.wsj.com. Retrieved 2010-04-15. 
  2. 2.0 2.1 Apple (2010-01-27). "Apple Launches iPad". Press release. https://www.apple.com/pr/library/2010/01/27ipad.html. Retrieved 2010-01-28.
  3. 3.0 3.1 "iPhone 4 design". Apple. 2010-07-06. 

Other websites[change | change source]