Apple A4 - Simple English Wikipedia, the free encyclopedia
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Produced | March 2010 |
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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, which is underclocked from 1.0 GHz to 800 MHz..[3]
Timeline of Apple silicon
![](http://upload.wikimedia.org/wikipedia/simple/timeline/h01tbj7jy2blzhqffb9j2cy0l3osbaj.png)
References
[change | change source]- ↑ Clark, Don (2010-04-05). "Apple iPad Taps Familiar Component Suppliers - WSJ.com". Online.wsj.com. Retrieved 2010-04-15.
- ↑ 2.0 2.1 "Apple Launches iPad" (Press release). Apple. 2010-01-27. Retrieved 2010-01-28.
- ↑ 3.0 3.1 "iPhone 4 design". Apple. 2010-07-06.
- ↑ Apple Inc., Apple press release library, Retrieved September 19, 2007.
- ↑ Mactracker (mactracker.ca), Apple Inc. model database, version as of July 26, 2007.
Other websites
[change | change source]- MacWorld – Apple inside: the significance of the iPad's A4 chip Archived 2010-06-09 at the Wayback Machine
- CNET – Inside the iPad: Apple's new 'A4' chip Archived 2013-11-10 at the Wayback Machine
- HotHardware – iPad's Identity Crisis and Apple's A4 CPU Showstopper Archived 2013-11-10 at the Wayback Machine
- EETimes - Apple's A4 dissectedArchived 2010-08-06 at the Wayback Machine
- Understanding iPad’s A4 Processor Archived 2010-04-01 at Archive.today
- ARM Cortex-A series processors
- PowerVR GPU specifications pages Archived 2010-08-18 at the Wayback Machine