Qualcomm Snapdragon 8cx | HiSilicon Kirin 920 | |
CPU comparisonIn this CPU comparison, we compare the Qualcomm Snapdragon 8cx and the HiSilicon Kirin 920 and use benchmarks to check which processor is faster.
We compare the Qualcomm Snapdragon 8cx 8 core processor released in Q4/2018 with the HiSilicon Kirin 920 which has 8 CPU cores and was introduced in Q3/2014. |
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Qualcomm Snapdragon (103) | Family | HiSilicon Kirin (29) |
Qualcomm Snapdragon 8cx (2) | CPU group | HiSilicon Kirin 920 (3) |
2 | Generation | 2 |
Kryo 495 | Architecture | Cortex-A15 / Cortex-A7 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 8cx is a 8 core processor with a clock frequency of 2.84 GHz. The processor can compute 8 threads at the same time. The HiSilicon Kirin 920 clocks with 1.70 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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Qualcomm Snapdragon 8cx | Characteristic | HiSilicon Kirin 920 |
8 | Cores | 8 |
8 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.84 GHz 4x Kryo 495 Gold |
A-Core | 1.70 GHz 4x Cortex-A15 |
1.80 GHz 4x Kryo 495 Silver |
B-Core | 1.30 GHz 4x Cortex-A7 |
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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Qualcomm Snapdragon 8cx | Characteristic | HiSilicon Kirin 920 |
Qualcomm AI engine | AI hardware | -- |
Hexagon 685 @ 3 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Qualcomm Adreno 680 | GPU | ARM Mali-T628 MP4 |
0.25 GHz | GPU frequency | 0.60 GHz |
0.59 GHz | GPU (Turbo) | 0.60 GHz |
5 | GPU Generation | Midgard 2 |
7 nm | Technology | 32nm |
2 | Max. displays | 1 |
8 | Compute units | 4 |
768 | Shader | 64 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | -- |
12.0 | 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 680 | GPU | ARM Mali-T628 MP4 |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeUp to 16 GB of memory in a maximum of 8 memory channels is supported by the Qualcomm Snapdragon 8cx, while the HiSilicon Kirin 920 supports a maximum of GB of memory with a maximum memory bandwidth of -- enabled. |
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Qualcomm Snapdragon 8cx | Characteristic | HiSilicon Kirin 920 |
LPDDR4X-4266 | Memory | LPDDR3-1600 |
16 GB | Max. Memory | |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
68.2 GB/s | Max. Bandwidth | -- |
No | ECC | No |
-- | L2 Cache | -- |
2.00 MB | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe Qualcomm Snapdragon 8cx has a TDP of 7 W. The TDP of the HiSilicon Kirin 920 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Qualcomm Snapdragon 8cx | Characteristic | HiSilicon Kirin 920 |
7 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 8cx has 2.00 MB cache and is manufactured in 7 nm. The cache of HiSilicon Kirin 920 is at 0.00 MB. The processor is manufactured in 28 nm. |
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Qualcomm Snapdragon 8cx | Characteristic | HiSilicon Kirin 920 |
7 nm | Technology | 28 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | Armv7-A (32 bit) |
-- | ISA extensions | -- |
-- | Socket | -- |
None | Virtualization | None |
No | AES-NI | No |
Android, Windows 10 (ARM) | Operating systems | Android |
Q4/2018 | Release date | Q3/2014 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 8cx
Qualcomm Adreno 680 @ 0.59 GHz |
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HiSilicon Kirin 920
ARM Mali-T628 MP4 @ 0.60 GHz |
Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
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HiSilicon Kirin 920
8C 8T @ 1.70 GHz |
Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
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HiSilicon Kirin 920
8C 8T @ 1.70 GHz |
Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
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HiSilicon Kirin 920
8C 8T @ 1.70 GHz |
Devices using this processor |
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Qualcomm Snapdragon 8cx | HiSilicon Kirin 920 |
Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |
Unknown |