Apple A12X Bionic | HiSilicon Kirin 620 | |
CPU comparisonApple A12X Bionic or HiSilicon Kirin 620 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Apple A12X Bionic has 8 cores with 8 threads and clocks with a maximum frequency of 2.49 GHz. Up to 6 GB of memory is supported in 2 memory channels. The Apple A12X Bionic was released in Q3/2018. The HiSilicon Kirin 620 has 4 cores with 4 threads and clocks with a maximum frequency of 1.20 GHz. The CPU supports up to GB of memory in 1 memory channels. The HiSilicon Kirin 620 was released in Q1/2015. |
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Apple A series (22) | Family | HiSilicon Kirin (29) |
Apple A12/A12X/A12Z (3) | CPU group | HiSilicon Kirin 620 (1) |
12 | Generation | 3 |
A12 | Architecture | Cortex-A53 |
Mobile | Segment | Mobile |
Apple A10X Fusion | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Apple A12X Bionic is a 8 core processor with a clock frequency of 2.49 GHz. The HiSilicon Kirin 620 has 4 CPU cores with a clock frequency of 1.20 GHz. |
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Apple A12X Bionic | Characteristic | HiSilicon Kirin 620 |
8 | Cores | 4 |
8 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.49 GHz 4x Vortex |
A-Core | 1.20 GHz 4x Cortex-A53 |
1.59 GHz 4x Tempest |
B-Core | -- |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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Apple A12X Bionic | Characteristic | HiSilicon Kirin 620 |
Apple Neural Engine | AI hardware | -- |
8 Neural cores @ 5 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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Apple A12X | GPU | ARM Mali-450 MP4 |
1.13 GHz | GPU frequency | 0.53 GHz |
-- | GPU (Turbo) | 0.53 GHz |
9 | GPU Generation | Utgard |
7 nm | Technology | 28nm |
1 | Max. displays | 1 |
28 | Compute units | 4 |
448 | Shader | 64 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
6 GB | Max. GPU Memory | -- |
-- | DirectX Version | 0 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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Apple A12X | GPU | ARM Mali-450 MP4 |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Apple A12X Bionic supports a maximum of 6 GB of memory in 2 memory channels. The HiSilicon Kirin 620 can connect up to GB of memory in 1 memory channels. |
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Apple A12X Bionic | Characteristic | HiSilicon Kirin 620 |
LPDDR4X-4266 | Memory | LPDDR3 |
6 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 1 (Single Channel) |
68.2 GB/s | Max. Bandwidth | -- |
No | ECC | No |
8.00 MB | L2 Cache | -- |
-- | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Apple A12X Bionic has a TDP of 15 W, that of the HiSilicon Kirin 620 is --. |
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Apple A12X Bionic | Characteristic | HiSilicon Kirin 620 |
15 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Apple A12X Bionic has a 8.00 MB cache, while the HiSilicon Kirin 620 cache has a total of 0.00 MB. |
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Apple A12X Bionic | Characteristic | HiSilicon Kirin 620 |
7 nm | Technology | 28 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
-- | ISA extensions | -- |
-- | Socket | -- |
None | Virtualization | None |
No | AES-NI | No |
iOS | Operating systems | Android |
Q3/2018 | Release date | Q1/2015 |
-- | Release price | -- |
show more data | show more data | |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
Apple A12X @ 1.13 GHz |
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HiSilicon Kirin 620
ARM Mali-450 MP4 @ 0.53 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Apple A12X Bionic
8C 8T @ 2.49 GHz |
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HiSilicon Kirin 620
4C 4T @ 1.20 GHz |
Devices using this processor |
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Apple A12X Bionic | HiSilicon Kirin 620 |
Apple iPad Pro 2018 | Unknown |