Qualcomm Snapdragon 7s Gen 2 vs HiSilicon Kirin 990 4G
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CPU comparison with benchmarks
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| Qualcomm Snapdragon 7s Gen 2 | HiSilicon Kirin 990 4G | |
CPU comparisonQualcomm Snapdragon 7s Gen 2 or HiSilicon Kirin 990 4G - 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 7s Gen 2 has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to GB of memory is supported in 0 memory channels. The Qualcomm Snapdragon 7s Gen 2 was released in Q3/2023. The HiSilicon Kirin 990 4G has 8 cores with 8 threads and clocks with a maximum frequency of 2.86 GHz. The CPU supports up to 8 GB of memory in 4 memory channels. The HiSilicon Kirin 990 4G was released in Q3/2019. |
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| Qualcomm Snapdragon (104) | Family | HiSilicon Kirin (29) |
| Qualcomm Snapdragon 7s Gen 2 (1) | CPU group | HiSilicon Kirin 990 (3) |
| 2 | Generation | 8 |
| Kryo Gold / Kryo Silver | Architecture | Cortex-A76 / Cortex-A55 |
| Mobile | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 7s Gen 2 is a 8 core processor with a clock frequency of 2.40 GHz. The HiSilicon Kirin 990 4G has 8 CPU cores with a clock frequency of 2.86 GHz. |
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| Qualcomm Snapdragon 7s Gen 2 | Characteristic | HiSilicon Kirin 990 4G |
| 8 | Cores | 8 |
| 8 | Threads | 8 |
| hybrid (big.LITTLE) | Core architecture | hybrid (Prime / big.LITTLE) |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.40 GHz 4x Cortex-A78 |
A-Core | 2.86 GHz 2x Cortex-A76 |
| 1.95 GHz 4x Cortex-A55 |
B-Core | 2.09 GHz 2x Cortex-A76 |
| -- | C-Core | 1.86 GHz 4x Cortex-A55 |
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 7s Gen 2 | Characteristic | HiSilicon Kirin 990 4G |
| Qualcomm AI engine | AI hardware | HUAWEI HiAI 2.0 |
| Hexagon | AI specifications | Da Vinci Architecture. 1x Ascend Lite + 1x Ascend Tiny |
| -- | 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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| Qualcomm Adreno 710 | GPU | ARM Mali-G76 MP16 |
| 0.58 GHz | GPU frequency | 0.60 GHz |
| -- | GPU (Turbo) | -- |
| -- | GPU Generation | Bifrost 3 |
| 4 nm | Technology | 7 nm |
| 0 | Max. displays | 2 |
| -- | Compute units | 16 |
| -- | Shader | 256 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | 4 GB |
| 12.1 | 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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| Qualcomm Adreno 710 | GPU | ARM Mali-G76 MP16 |
| 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 |
| No | Codec AV1 | No |
| Decode | Codec AVC | Decode / Encode |
| Decode | Codec VC-1 | Decode / Encode |
| Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Qualcomm Snapdragon 7s Gen 2 supports a maximum of GB of memory in 0 memory channels. The HiSilicon Kirin 990 4G can connect up to 8 GB of memory in 4 memory channels. |
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| Qualcomm Snapdragon 7s Gen 2 | Characteristic | HiSilicon Kirin 990 4G |
| LPDDR4X-4266, LPDDR5-6400 | Memory | LPDDR4X-2133 |
| Max. Memory | 8 GB | |
| 0 | Memory channels | 4 (Quad Channel) |
| 51.2 GB/s | Max. Bandwidth | -- |
| No | ECC | No |
| -- | L2 Cache | -- |
| -- | L3 Cache | 2.00 MB |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Qualcomm Snapdragon 7s Gen 2 has a TDP of --, that of the HiSilicon Kirin 990 4G is 6 W. |
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| Qualcomm Snapdragon 7s Gen 2 | Characteristic | HiSilicon Kirin 990 4G |
| -- | TDP (PL1 / PBP) | 6 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 7s Gen 2 has a 0.00 MB cache, while the HiSilicon Kirin 990 4G cache has a total of 2.00 MB. |
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| Qualcomm Snapdragon 7s Gen 2 | Characteristic | HiSilicon Kirin 990 4G |
| 4 nm | Technology | 7 nm |
| Chiplet | Chip design | Chiplet |
| Armv9-A (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
| -- | ISA extensions | -- |
| -- | Socket | -- |
| None | Virtualization | None |
| No | AES-NI | No |
| Android, Windows 10/11 (ARM) | Operating systems | Android |
| Q3/2023 | Release date | Q3/2019 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
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 7s Gen 2
8C 8T @ 2.40 GHz |
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HiSilicon Kirin 990 4G
8C 8T @ 2.86 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 7s Gen 2
8C 8T @ 2.40 GHz |
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HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Geekbench 6 (Single-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
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Qualcomm Snapdragon 7s Gen 2
8C 8T @ 2.40 GHz |
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HiSilicon Kirin 990 4G
8C 8T @ 2.86 GHz |
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Geekbench 6 (Multi-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
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Qualcomm Snapdragon 7s Gen 2
8C 8T @ 2.40 GHz |
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HiSilicon Kirin 990 4G
8C 8T @ 2.86 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 7s Gen 2
Qualcomm Adreno 710 @ 0.58 GHz |
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HiSilicon Kirin 990 4G
ARM Mali-G76 MP16 @ 0.60 GHz |
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Devices using this processor |
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| Qualcomm Snapdragon 7s Gen 2 | HiSilicon Kirin 990 4G |
| Unknown | Huawei Mate 30 Pro |
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