Qualcomm Snapdragon 855 | Intel Celeron 3955U | |
CPU comparisonQualcomm Snapdragon 855 or Intel Celeron 3955U - 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 855 has 8 cores with 8 threads and clocks with a maximum frequency of 2.84 GHz. Up to 16 GB of memory is supported in 4 memory channels. The Qualcomm Snapdragon 855 was released in Q4/2018. The Intel Celeron 3955U has 2 cores with 2 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Celeron 3955U was released in Q4/2015. |
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Qualcomm Snapdragon (103) | Family | Intel Celeron (165) |
Qualcomm Snapdragon 855/860 (3) | CPU group | Intel Celeron 3000 (10) |
6 | Generation | 7 |
Kryo 485 | Architecture | Kaby Lake U |
Mobile | Segment | Mobile |
Qualcomm Snapdragon 845 | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 855 is a 8 core processor with a clock frequency of 2.84 GHz. The Intel Celeron 3955U has 2 CPU cores with a clock frequency of 2.00 GHz. |
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Qualcomm Snapdragon 855 | Characteristic | Intel Celeron 3955U |
8 | Cores | 2 |
8 | Threads | 2 |
hybrid (Prime / big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.84 GHz 1x Kryo 485 Prime |
A-Core | 2.00 GHz |
2.42 GHz 3x Kryo 485 Gold |
B-Core | -- |
1.80 GHz 4x Kryo 485 Silver |
C-Core | -- |
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 855 | Characteristic | Intel Celeron 3955U |
Qualcomm AI engine | AI hardware | -- |
Hexagon 690 @ 7 TOPS | AI specifications | -- |
-- | 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 640 | GPU | Intel HD Graphics 510 |
0.25 GHz | GPU frequency | 0.30 GHz |
0.59 GHz | GPU (Turbo) | 0.90 GHz |
5 | GPU Generation | 9 |
7 nm | Technology | 14 nm |
1 | Max. displays | 3 |
4 | Compute units | 12 |
384 | Shader | 96 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 32 GB |
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 640 | GPU | Intel HD Graphics 510 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode |
Decode / Encode | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode |
Memory & PCIeThe Qualcomm Snapdragon 855 supports a maximum of 16 GB of memory in 4 memory channels. The Intel Celeron 3955U can connect up to 32 GB of memory in 2 memory channels. |
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Qualcomm Snapdragon 855 | Characteristic | Intel Celeron 3955U |
LPDDR4X-4266 | Memory | LPDDR3-1866, DDR4-2133, DDR3L-1600 |
16 GB | Max. Memory | 32 GB |
4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
34.1 GB/s | Max. Bandwidth | 34.1 GB/s |
No | ECC | No |
1.75 MB | L2 Cache | -- |
2.00 MB | L3 Cache | 2.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 12 |
-- | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Qualcomm Snapdragon 855 has a TDP of --, that of the Intel Celeron 3955U is 15 W. |
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Qualcomm Snapdragon 855 | Characteristic | Intel Celeron 3955U |
-- | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 10 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe Qualcomm Snapdragon 855 has a 3.75 MB cache, while the Intel Celeron 3955U cache has a total of 2.00 MB. |
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Qualcomm Snapdragon 855 | Characteristic | Intel Celeron 3955U |
7 nm | Technology | 14 nm |
Chiplet | Chip design | Monolithic |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4.1, SSE4.2 |
-- | Socket | -- |
None | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Linux |
Q4/2018 | Release date | Q4/2015 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
Qualcomm Adreno 640 @ 0.59 GHz |
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Intel Celeron 3955U
Intel HD Graphics 510 @ 0.90 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
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Intel Celeron 3955U
2C 2T @ 2.00 GHz |
Devices using this processor |
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Qualcomm Snapdragon 855 | Intel Celeron 3955U |
OnePlus 7 Pro OnePlus 7 Pro 5G Sony Xperia 1 Sony Xperia 5 Xiaomi Mi 9 Oppo Reno 10x Zoom |
Unknown |