Qualcomm Snapdragon 808 vs HiSilicon Kirin 655
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CPU comparison with benchmarks
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| Qualcomm Snapdragon 808 | HiSilicon Kirin 655 | |
CPU comparisonQualcomm Snapdragon 808 or HiSilicon Kirin 655 - 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 Qualcomm Snapdragon 808 has 6 cores with 6 threads and clocks with a maximum frequency of 1.82 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 808 was released in Q3/2014. The HiSilicon Kirin 655 has 8 cores with 8 threads and clocks with a maximum frequency of 2.12 GHz. The CPU supports up to GB of memory in 2 memory channels. The HiSilicon Kirin 655 was released in Q2/2016. |
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| Qualcomm Snapdragon (102) | Family | HiSilicon Kirin (29) |
| Qualcomm Snapdragon 808/810 (3) | CPU group | HiSilicon Kirin 650 (4) |
| 2 | Generation | 4 |
| Cortex-A57 / Cortex-A53 | Architecture | Cortex-A53 / Cortex-A53 |
| Mobile | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 808 has 6 CPU cores and can calculate 6 threads in parallel. The clock frequency of the Qualcomm Snapdragon 808 is 1.82 GHz while the HiSilicon Kirin 655 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the HiSilicon Kirin 655 is at 2.12 GHz. |
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| Qualcomm Snapdragon 808 | Characteristic | HiSilicon Kirin 655 |
| 6 | Cores | 8 |
| 6 | Threads | 8 |
| hybrid (big.LITTLE) | Core architecture | hybrid (big.LITTLE) |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 1.82 GHz 2x Cortex-A57 |
A-Core | 2.12 GHz 4x Cortex-A53 |
| 1.44 GHz 4x Cortex-A53 |
B-Core | 1.70 GHz 4x Cortex-A53 |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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| Qualcomm Snapdragon 808 | Characteristic | HiSilicon Kirin 655 |
| Qualcomm AI engine | AI hardware | -- |
| Hexagon QDSP V56 | AI specifications | -- |
Internal GraphicsThe Qualcomm Snapdragon 808 or HiSilicon Kirin 655 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| Qualcomm Adreno 418 | GPU | ARM Mali-T830 MP2 |
| 0.60 GHz | GPU frequency | 0.90 GHz |
| 0.60 GHz | GPU (Turbo) | -- |
| 4 | GPU Generation | Midgard 4 |
| 20 nm | Technology | 28nm |
| 0 | Max. displays | 2 |
| -- | Compute units | 2 |
| 128 | Shader | 32 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | -- |
| 11 | DirectX Version | 11 |
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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| Qualcomm Adreno 418 | GPU | ARM Mali-T830 MP2 |
| Decode | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode |
| Decode / Encode | Codec h264 | Decode / Encode |
| No | Codec VP9 | No |
| No | Codec VP8 | Decode / Encode |
| No | Codec AV1 | No |
| No | Codec AVC | No |
| Decode | Codec VC-1 | No |
| Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Qualcomm Snapdragon 808 can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 14.9 GB/s. The HiSilicon Kirin 655 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to --. |
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| Qualcomm Snapdragon 808 | Characteristic | HiSilicon Kirin 655 |
| LPDDR3-1866 | Memory | LPDDR3-933 |
| 8 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 14.9 GB/s | Max. Bandwidth | -- |
| No | ECC | No |
| -- | L2 Cache | -- |
| -- | L3 Cache | -- |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Qualcomm Snapdragon 808 is --, while the HiSilicon Kirin 655 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Qualcomm Snapdragon 808 | Characteristic | HiSilicon Kirin 655 |
| -- | TDP (PL1 / PBP) | -- |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 808 is manufactured in 20 nm and has 0.00 MB cache. The HiSilicon Kirin 655 is manufactured in 16 nm and has a 0.00 MB cache. |
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| Qualcomm Snapdragon 808 | Characteristic | HiSilicon Kirin 655 |
| 20 nm | Technology | 16 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 |
| Android | Operating systems | Android |
| Q3/2014 | Release date | Q2/2016 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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Qualcomm Snapdragon 808
Qualcomm Adreno 418 @ 0.60 GHz |
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HiSilicon Kirin 655
ARM Mali-T830 MP2 @ 0.90 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Qualcomm Snapdragon 808
6C 6T @ 1.82 GHz |
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HiSilicon Kirin 655
8C 8T @ 2.12 GHz |
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Devices using this processor |
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| Qualcomm Snapdragon 808 | HiSilicon Kirin 655 |
| Unknown | Unknown |
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