Apple A14 Bionic vs Apple A15 Bionic vs Apple A6x
Apple A14 Bionic
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The Apple A14 Bionic is a System on a Chip (SoC) from Apple that is found in the iPhone 12 and iPad Air (2020) models. It was announced late 2020 and offers 6 cores divided in 2 performance cores (Firestorm) and four power efficiency cores (Icestorm). Apple states that the A14 offers a 40 percent higher CPU performance than the old A12 in the iPad Air 2019. That should translate to a modest gain of around 20% compared to the Apple A13. The A14 integrates a fast 4-core-GPU and a 16-core Neural Engine that is able to reach a maximum of 11 TOPS. The memory controller supports LPDDR4X and 4 or 6 GB are directly above the chip (package on package - PoP).
The chip is manufactured in 5nm and integrates 11.8 billion transistors.
Apple A15 Bionic
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The Apple A15 Bionic is a System on a Chip (SoC) from Apple that is found in the iPhone 13 and iPad Mini (2021) models. It was announced late 2021 and offers 6 cores divided in 2 performance cores and four power efficiency cores. The CPU performance increases only slightly compared to the A14, but GPU (in the higher end models) offers higher gains.
The chip is manufactured in 5nm and integrates 15.8 billion transistors (compared to the 11.8 of the A14).
Apple A6x
► remove from comparisonThe Apple A6x is a dual-core-SoC (System on a Chip) with ARM compatible CPU cores (ARMv7s instruction set). Both can be clocked at up to 1400 MHz depending on the load. It is used in the iPad 4 and compared to the A6 in the iPhone 5, the A6x offers a faster GPU (PowerVR SGX544MP4).
The CPU-Performance of the A6x is similar to the Qualcomm Snapdragon S4 Pro MSM8960T, while the GPU is about as fast as the Adreno 320.
Model | Apple A14 Bionic | Apple A15 Bionic | Apple A6x | ||||||||||||||||||||||||||||||||||||||||||||||||
Codename | Firestorm, Icestorm | ||||||||||||||||||||||||||||||||||||||||||||||||||
Series | Apple Apple A-Series | Apple Apple A-Series | Apple Apple A-Series | ||||||||||||||||||||||||||||||||||||||||||||||||
Clock | 1800 - 3100 MHz | 2020 - 3230 MHz | 1400 MHz | ||||||||||||||||||||||||||||||||||||||||||||||||
L2 Cache | 12 MB | 16 MB | |||||||||||||||||||||||||||||||||||||||||||||||||
L3 Cache | 16 MB | 32 MB | |||||||||||||||||||||||||||||||||||||||||||||||||
Cores / Threads | 6 / 6 | 6 / 6 | 2 | ||||||||||||||||||||||||||||||||||||||||||||||||
Transistors | 11800 Million | 15800 Million | |||||||||||||||||||||||||||||||||||||||||||||||||
Technology | 5 nm | 5 nm | 32 nm | ||||||||||||||||||||||||||||||||||||||||||||||||
Features | ARMv8 Instruction Set, Machine Learning Controller, 16-Core Neural Engine, Secure Enclave, Advanced Image Signal Processor | ARMv8 Instruction Set, Machine Learning Controller, 16-Core Neural Engine, Secure Enclave, Advanced Image Signal Processor | |||||||||||||||||||||||||||||||||||||||||||||||||
iGPU | Apple A14 Bionic GPU | Apple A15 GPU 5-Core | |||||||||||||||||||||||||||||||||||||||||||||||||
Architecture | ARM | ARM | ARM | ||||||||||||||||||||||||||||||||||||||||||||||||
Announced | |||||||||||||||||||||||||||||||||||||||||||||||||||
Series: Apple A-Series |
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Benchmarks
Average Benchmarks Apple A14 Bionic → 0% n=0
Average Benchmarks Apple A15 Bionic → 0% n=0
Average Benchmarks Apple A6x → 0% n=0

* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation