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Differences What are the advantages of each

Front view of Apple A8

Reasons to consider the
Apple A8

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Higher clock speed 1.4 GHz vs 1.3 GHz Around 10% higher clock speed
Newer manufacturing process 20 nm vs 28 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Newer Sep, 2014 vs Sep, 2013 Release date 11 months later
Better geekbench 3 Multi-Core score 2,910 vs 2,535 Around 15% better geekbench 3 Multi-Core score
Better geekbench 3 AES single core score 993,000 MB/s vs 845,850 MB/s More than 15% better geekbench 3 AES single core score
Significantly better overclocked clock speed (Air) 2 GHz vs 1.4 GHz Around 45% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 2 GHz vs 1.3 GHz Around 55% better overclocked clock speed (Water)
Front view of Apple A7

Reasons to consider the
Apple A7

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CPUBoss is not aware of any important advantages of the A7 vs the A8.

Benchmarks Real world tests of Apple A8 vs A7

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Apple A8
2,910
Apple A7
2,535

GeekBench 3 (Single core) Data courtesy Primate Labs

Apple A8
1,623
Apple A7
1,406

GeekBench 3 (AES single core) Data courtesy Primate Labs

Apple A8
993,000 MB/s
Apple A7
845,850 MB/s

GeekBench

Apple A8
1,678
Apple A7
1,466

Specifications Full list of technical specs

summary

Apple A8  vs
A7 
Clock speed 1.4 GHz 1.3 GHz
Cores Dual core Dual core
Is unlocked No No

overclocking

Overclocked clock speed 2 GHz 1.4 GHz
Overclocked clock speed (Water) 2 GHz 1.3 GHz
Overclocked clock speed (Air) 2 GHz 1.4 GHz

power consumption

Typical power consumption 2.03W N/A

details

Apple A8  vs
A7 
Threads 2 2
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 4 MB 4 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 20 nm 28 nm
Architecture ARM ARMv8 64 bits

integrated graphics

GPU GPU GPU
Label PowerVR Series 6XT GX6450 PowerVR G6430

memory controller

Memory controller Built-in Built-in
Memory type
LPDDR3-1333
DDR3L-1333
Apple A8
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Apple A7
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