Intel Atom Z3775 vs Qualcomm Snapdragon 8cx
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CPU comparison with benchmarks
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| Intel Atom Z3775 | Qualcomm Snapdragon 8cx | |
CPU comparisonIntel Atom Z3775 or Qualcomm Snapdragon 8cx - 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 Intel Atom Z3775 has 4 cores with 4 threads and clocks with a maximum frequency of 2.39 GHz. Up to 4 GB of memory is supported in 2 memory channels. The Intel Atom Z3775 was released in Q1/2014. The Qualcomm Snapdragon 8cx has 8 cores with 8 threads and clocks with a maximum frequency of 2.84 GHz. The CPU supports up to 16 GB of memory in 8 memory channels. The Qualcomm Snapdragon 8cx was released in Q4/2018. |
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| Intel Atom (108) | Family | Qualcomm Snapdragon (102) |
| Intel Atom Z3700 (16) | CPU group | Qualcomm Snapdragon 8cx (2) |
| 4 | Generation | 2 |
| Bay Trail | Architecture | Kryo 495 |
| Mobile | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom Z3775 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3775 is 1.46 GHz (2.39 GHz) while the Qualcomm Snapdragon 8cx has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 8cx is at 2.84 GHz. |
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| Intel Atom Z3775 | Characteristic | Qualcomm Snapdragon 8cx |
| 4 | Cores | 8 |
| 4 | Threads | 8 |
| normal | Core architecture | hybrid (big.LITTLE) |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 1.46 GHz (2.39 GHz) | A-Core | 2.84 GHz 4x Kryo 495 Gold |
| -- | 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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| Intel Atom Z3775 | Characteristic | Qualcomm Snapdragon 8cx |
| -- | AI hardware | Qualcomm AI engine |
| -- | AI specifications | Hexagon 685 @ 3 TOPS |
Internal GraphicsThe Intel Atom Z3775 or Qualcomm Snapdragon 8cx has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| Intel HD Graphics (Bay Trail GT1) | GPU | Qualcomm Adreno 680 |
| 0.31 GHz | GPU frequency | 0.25 GHz |
| 0.78 GHz | GPU (Turbo) | 0.59 GHz |
| 7 | GPU Generation | 5 |
| 22 nm | Technology | 7 nm |
| 2 | Max. displays | 2 |
| 4 | Compute units | 8 |
| 32 | Shader | 768 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 2 GB | Max. GPU Memory | 4 GB |
| 11.2 | 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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| Intel HD Graphics (Bay Trail GT1) | GPU | Qualcomm Adreno 680 |
| No | Codec h265 / HEVC (8 bit) | Decode / Encode |
| No | Codec h265 / HEVC (10 bit) | Decode / Encode |
| Decode / Encode | Codec h264 | Decode / Encode |
| No | Codec VP9 | Decode |
| No | Codec VP8 | Decode / Encode |
| No | Codec AV1 | No |
| Decode / Encode | Codec AVC | Decode |
| Decode | Codec VC-1 | Decode |
| Decode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Atom Z3775 can use up to 4 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The Qualcomm Snapdragon 8cx supports up to 16 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 68.2 GB/s. |
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| Intel Atom Z3775 | Characteristic | Qualcomm Snapdragon 8cx |
| LPDDR3-1066 | Memory | LPDDR4X-4266 |
| 4 GB | Max. Memory | 16 GB |
| 2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
| 17.1 GB/s | Max. Bandwidth | 68.2 GB/s |
| No | ECC | No |
| -- | L2 Cache | -- |
| 2.00 MB | L3 Cache | 2.00 MB |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Atom Z3775 is 3.5 W, while the Qualcomm Snapdragon 8cx has a TDP of 7 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Intel Atom Z3775 | Characteristic | Qualcomm Snapdragon 8cx |
| 3.5 W | TDP (PL1 / PBP) | 7 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 90 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom Z3775 is manufactured in 22 nm and has 2.00 MB cache. The Qualcomm Snapdragon 8cx is manufactured in 7 nm and has a 2.00 MB cache. |
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| Intel Atom Z3775 | Characteristic | Qualcomm Snapdragon 8cx |
| 22 nm | Technology | 7 nm |
| Monolithic | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
| SSE4.1, SSE4.2 | ISA extensions | -- |
| BGA 1380 | Socket | -- |
| VT-x, VT-x EPT | Virtualization | None |
| Yes | AES-NI | No |
| Operating systems | Android, Windows 10 (ARM) | |
| Q1/2014 | Release date | Q4/2018 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks
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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Intel Atom Z3775
4C 4T @ 2.39 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 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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Intel Atom Z3775
4C 4T @ 1.46 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 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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Intel Atom Z3775
Intel HD Graphics (Bay Trail GT1) @ 0.78 GHz |
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Qualcomm Snapdragon 8cx
Qualcomm Adreno 680 @ 0.59 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Atom Z3775
4C 4T @ 1.46 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
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Performance for Artificial Intelligence (AI) and Machine Learning (ML)
Processors 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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
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Intel Atom Z3775
4C 4T @ 1.46 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
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Devices using this processor |
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| Intel Atom Z3775 | Qualcomm Snapdragon 8cx |
| Unknown | Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |
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