Qualcomm Snapdragon 665 | Qualcomm Snapdragon 8cx Gen. 2 | |
CPU comparisonIn this CPU comparison, we compare the Qualcomm Snapdragon 665 and the Qualcomm Snapdragon 8cx Gen. 2 and use benchmarks to check which processor is faster.
We compare the Qualcomm Snapdragon 665 8 core processor released in Q2/2019 with the Qualcomm Snapdragon 8cx Gen. 2 which has 8 CPU cores and was introduced in Q4/2018. |
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Qualcomm Snapdragon (102) | Family | Qualcomm Snapdragon (102) |
Qualcomm Snapdragon 662/665 (2) | CPU group | Qualcomm Snapdragon 8cx (2) |
7 | Generation | 2 |
Kryo 260 | Architecture | Kryo 495 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Qualcomm Snapdragon 8cx Gen 3 |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 665 is a 8 core processor with a clock frequency of 2.00 GHz. The processor can compute 8 threads at the same time. The Qualcomm Snapdragon 8cx Gen. 2 clocks with 3.15 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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Qualcomm Snapdragon 665 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
8 | Cores | 8 |
8 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.00 GHz 4x Kryo 260 Gold |
A-Core | 3.15 GHz 4x Kryo 495 Gold |
1.80 GHz 4x Kryo 260 Silver |
B-Core | 1.80 GHz 4x Kryo 495 Silver |
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 665 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
Qualcomm AI engine | AI hardware | Qualcomm AI engine |
Hexagon 685 @ 3 TOPS | AI specifications | Hexagon 690 @ 7 TOPS |
Internal GraphicsGraphics (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 610 | GPU | Qualcomm Adreno 690 |
GPU frequency | 0.25 GHz | |
-- | GPU (Turbo) | 0.59 GHz |
6 | GPU Generation | 6 |
11 nm | Technology | 7 nm |
0 | Max. displays | 0 |
-- | Compute units | -- |
128 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | -- |
12.1 | 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 610 | GPU | Qualcomm Adreno 690 |
Decode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
Decode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 8 GB of memory in a maximum of 2 memory channels is supported by the Qualcomm Snapdragon 665, while the Qualcomm Snapdragon 8cx Gen. 2 supports a maximum of 32 GB of memory with a maximum memory bandwidth of 68.2 GB/s enabled. |
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Qualcomm Snapdragon 665 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
LPDDR4X-3733, LPDDR3-1866 | Memory | LPDDR4X-4266 |
8 GB | Max. Memory | 32 GB |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
14.9 GB/s | Max. Bandwidth | 68.2 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
-- | L3 Cache | 2.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe Qualcomm Snapdragon 665 has a TDP of --. The TDP of the Qualcomm Snapdragon 8cx Gen. 2 is 7 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Qualcomm Snapdragon 665 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
-- | TDP (PL1 / PBP) | 7 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 665 has 0.00 MB cache and is manufactured in 11 nm. The cache of Qualcomm Snapdragon 8cx Gen. 2 is at 2.00 MB. The processor is manufactured in 7 nm. |
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Qualcomm Snapdragon 665 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
11 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) |
Q2/2019 | Release date | Q4/2018 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
Qualcomm Adreno 610 @ 0.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
Qualcomm Adreno 690 @ 0.59 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 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 665 | Qualcomm Snapdragon 8cx Gen. 2 |
Unknown | Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |