Qualcomm Snapdragon 870 | Qualcomm Snapdragon 8cx Gen. 2 | |
CPU comparisonQualcomm Snapdragon 870 or Qualcomm Snapdragon 8cx Gen. 2 - 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 870 has 8 cores with 8 threads and clocks with a maximum frequency of 3.20 GHz. Up to 16 GB of memory is supported in 4 memory channels. The Qualcomm Snapdragon 870 was released in Q2/2021. The Qualcomm Snapdragon 8cx Gen. 2 has 8 cores with 8 threads and clocks with a maximum frequency of 3.15 GHz. The CPU supports up to 32 GB of memory in 8 memory channels. The Qualcomm Snapdragon 8cx Gen. 2 was released in Q4/2018. |
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Qualcomm Snapdragon (102) | Family | Qualcomm Snapdragon (102) |
Qualcomm Snapdragon 865/870 (3) | CPU group | Qualcomm Snapdragon 8cx (2) |
7 | Generation | 2 |
Kryo 585 | Architecture | Kryo 495 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Qualcomm Snapdragon 8cx Gen 3 |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 870 is a 8 core processor with a clock frequency of 3.20 GHz. The Qualcomm Snapdragon 8cx Gen. 2 has 8 CPU cores with a clock frequency of 3.15 GHz. |
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Qualcomm Snapdragon 870 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
8 | Cores | 8 |
8 | Threads | 8 |
hybrid (Prime / big.LITTLE) | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
3.20 GHz 1x Kryo 585 Prime |
A-Core | 3.15 GHz 4x Kryo 495 Gold |
2.42 GHz 3x Kryo 585 Gold |
B-Core | 1.80 GHz 4x Kryo 495 Silver |
1.80 GHz 4x Kryo 585 Silver |
C-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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Qualcomm Snapdragon 870 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
Qualcomm AI engine | AI hardware | Qualcomm AI engine |
Hexagon 698 @ 15 TOPS | AI specifications | Hexagon 690 @ 7 TOPS |
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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Qualcomm Adreno 650 | GPU | Qualcomm Adreno 690 |
0.25 GHz | GPU frequency | 0.25 GHz |
0.67 GHz | GPU (Turbo) | 0.59 GHz |
6 | GPU Generation | 6 |
7 nm | Technology | 7 nm |
1 | Max. displays | 0 |
2 | Compute units | -- |
512 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
12.0 | DirectX Version | 12.0 |
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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Qualcomm Adreno 650 | GPU | Qualcomm Adreno 690 |
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 |
Decode / Encode | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
Decode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Qualcomm Snapdragon 870 supports a maximum of 16 GB of memory in 4 memory channels. The Qualcomm Snapdragon 8cx Gen. 2 can connect up to 32 GB of memory in 8 memory channels. |
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Qualcomm Snapdragon 870 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
LPDDR5-5500, LPDDR4X-4266 | Memory | LPDDR4X-4266 |
16 GB | Max. Memory | 32 GB |
4 (Quad Channel) | Memory channels | 8 (Octa Channel) |
44.0 GB/s | Max. Bandwidth | 68.2 GB/s |
No | ECC | No |
2.00 MB | L2 Cache | -- |
7.00 MB | 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 870 has a TDP of 10 W, that of the Qualcomm Snapdragon 8cx Gen. 2 is 7 W. |
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Qualcomm Snapdragon 870 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
10 W | TDP (PL1 / PBP) | 7 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 870 has a 9.00 MB cache, while the Qualcomm Snapdragon 8cx Gen. 2 cache has a total of 2.00 MB. |
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Qualcomm Snapdragon 870 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
7 nm | Technology | 7 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, Windows 10 (ARM) |
Q2/2021 | Release date | Q4/2018 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
Qualcomm Adreno 650 @ 0.67 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
Qualcomm Adreno 690 @ 0.59 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 870
8C 8T @ 3.20 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Devices using this processor |
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Qualcomm Snapdragon 870 | Qualcomm Snapdragon 8cx Gen. 2 |
Unknown | Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |