HiSilicon Kirin 820E 5G | AMD Ryzen 9 7845HX | |
CPU comparisonHiSilicon Kirin 820E 5G or AMD Ryzen 9 7845HX - 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 HiSilicon Kirin 820E 5G has 8 cores with 8 threads and clocks with a maximum frequency of 2.22 GHz. Up to GB of memory is supported in 4 memory channels. The HiSilicon Kirin 820E 5G was released in Q1/2021. The AMD Ryzen 9 7845HX has 12 cores with 24 threads and clocks with a maximum frequency of 5.20 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 9 7845HX was released in Q1/2023. |
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HiSilicon Kirin (29) | Family | AMD Ryzen 9 (38) |
HiSilicon Kirin 810/820 (3) | CPU group | AMD Ryzen 7045 (6) |
6 | Generation | 6 |
Cortex-A76 / Cortex-A55 | Architecture | Dragon Range (Zen 4) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe HiSilicon Kirin 820E 5G is a 8 core processor with a clock frequency of 2.22 GHz. The AMD Ryzen 9 7845HX has 12 CPU cores with a clock frequency of 3.00 GHz (5.20 GHz). |
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HiSilicon Kirin 820E 5G | Characteristic | AMD Ryzen 9 7845HX |
8 | Cores | 12 |
8 | Threads | 24 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | Yes |
2.22 GHz 3x Cortex-A76 |
A-Core | 3.00 GHz (5.20 GHz) 12x Zen 4 |
1.84 GHz 3x Cortex-A55 |
B-Core | -- |
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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HiSilicon Kirin 820E 5G | Characteristic | AMD Ryzen 9 7845HX |
HUAWEI HiAI 2.0 | AI hardware | -- |
Da Vinci Architecture. Ascend D110 Lite | AI specifications | -- |
Internal GraphicsThe 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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ARM Mali-G57 MP6 | GPU | AMD Radeon 610M |
0.85 GHz | GPU frequency | 0.40 GHz |
-- | GPU (Turbo) | 2.20 GHz |
Vallhall 1 | GPU Generation | 9 |
7 nm | Technology | 6 nm |
2 | Max. displays | 3 |
6 | Compute units | 2 |
96 | Shader | 128 |
No | Hardware Raytracing | Yes |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 8 GB |
12 | DirectX Version | 12 |
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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ARM Mali-G57 MP6 | GPU | AMD Radeon 610M |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode / Encode |
Decode / Encode | Codec VP8 | Decode / Encode |
Decode | Codec AV1 | Decode |
Decode / Encode | Codec AVC | Decode / Encode |
Decode / Encode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe HiSilicon Kirin 820E 5G supports a maximum of GB of memory in 4 memory channels. The AMD Ryzen 9 7845HX can connect up to 128 GB of memory in 2 memory channels. |
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HiSilicon Kirin 820E 5G | Characteristic | AMD Ryzen 9 7845HX |
LPDDR4X-2133 | Memory | DDR5-5200 |
Max. Memory | 128 GB | |
4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
-- | Max. Bandwidth | 83.2 GB/s |
No | ECC | Yes |
-- | L2 Cache | 12.00 MB |
2.00 MB | L3 Cache | 64.00 MB |
-- | PCIe version | 5.0 |
-- | PCIe lanes | 28 |
-- | PCIe Bandwidth | 110.3 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The HiSilicon Kirin 820E 5G has a TDP of 6 W, that of the AMD Ryzen 9 7845HX is 55 W. |
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HiSilicon Kirin 820E 5G | Characteristic | AMD Ryzen 9 7845HX |
6 W | TDP (PL1 / PBP) | 55 W |
-- | TDP (PL2) | -- |
-- | TDP up | 75 W |
-- | TDP down | 45 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe HiSilicon Kirin 820E 5G has a 2.00 MB cache, while the AMD Ryzen 9 7845HX cache has a total of 76.00 MB. |
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HiSilicon Kirin 820E 5G | Characteristic | AMD Ryzen 9 7845HX |
7 nm | Technology | 5 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
-- | Socket | FL1 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Windows 11, Linux |
Q1/2021 | Release date | Q1/2023 |
-- | Release price | -- |
show more data | show more data | |
HiSilicon Kirin 820E 5G
ARM Mali-G57 MP6 @ 0.85 GHz |
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AMD Ryzen 9 7845HX
AMD Radeon 610M @ 2.20 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 5.20 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 3.00 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 5.20 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 3.00 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 5.20 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 3.00 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 3.00 GHz |
HiSilicon Kirin 820E 5G
8C 8T @ 2.22 GHz |
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AMD Ryzen 9 7845HX
12C 24T @ 3.00 GHz |
HiSilicon Kirin 820E 5G
2.22 GHz |
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AMD Ryzen 9 7845HX
26,654 CB R23 MC @ 102 W |
Devices using this processor |
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HiSilicon Kirin 820E 5G | AMD Ryzen 9 7845HX |
Huawei Nova 7 SE Huawei Nova 8 |
Unknown |