Apple A8 Apple mobile application processors

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the apple a8 package on package (pop) 64-bit system-on-a-chip (soc) designed apple , manufactured tsmc. first appearance in iphone 6 , iphone 6 plus, introduced on september 9, 2014. year later drive ipad mini 4. apple states has 25% more cpu performance , 50% more graphics performance while drawing 50% of power compared predecessor, apple a7.


the a8 features apple-designed 1.4 ghz 64-bit armv8-a dual-core cpu, , integrated powervr gx6450 gpu in 4 cluster configuration. a8 manufactured on 20 nm process tsmc, replaced samsung manufacturer of apple s mobile device processors. contains 2 billion transistors. despite being double number of transistors compared a7, physical size has been reduced 13% 89 mm (consistent shrink only, not known new microarchitecture).








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