Intel Atom Z3745 | Qualcomm Snapdragon 8cx Gen. 2 | |
CPU comparisonIntel Atom Z3745 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 Intel Atom Z3745 has 4 cores with 4 threads and clocks with a maximum frequency of 1.86 GHz. Up to 4 GB of memory is supported in 2 memory channels. The Intel Atom Z3745 was released in Q1/2014. 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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Intel Atom (108) | Family | Qualcomm Snapdragon (104) |
Intel Atom Z3700 (16) | CPU group | Qualcomm Snapdragon 8cx (2) |
4 | Generation | 2 |
Bay Trail | Architecture | Kryo 495 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Qualcomm Snapdragon 8cx Gen 3 |
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CPU Cores and Base FrequencyThe Intel Atom Z3745 is a 4 core processor with a clock frequency of 1.33 GHz (1.86 GHz). The Qualcomm Snapdragon 8cx Gen. 2 has 8 CPU cores with a clock frequency of 3.15 GHz. |
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Intel Atom Z3745 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
4 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
No | Hyperthreading | No |
No | Overclocking ? | No |
1.33 GHz (1.86 GHz) | A-Core | 3.15 GHz 4x Kryo 495 Gold |
-- | B-Core | 1.80 GHz 4x Kryo 495 Silver |
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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Intel Atom Z3745 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 690 @ 7 TOPS |
-- | 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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Intel HD Graphics (Bay Trail GT1) | GPU | Qualcomm Adreno 690 |
0.31 GHz | GPU frequency | 0.25 GHz |
0.78 GHz | GPU (Turbo) | 0.59 GHz |
7 | GPU Generation | 6 |
22 nm | Technology | 7 nm |
2 | Max. displays | 0 |
4 | Compute units | -- |
32 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
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 690 |
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 Z3745 supports a maximum of 4 GB of memory in 2 memory channels. The Qualcomm Snapdragon 8cx Gen. 2 can connect up to 32 GB of memory in 8 memory channels. |
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Intel Atom Z3745 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
LPDDR3-1066 | Memory | LPDDR4X-4266 |
4 GB | Max. Memory | 32 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 TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom Z3745 has a TDP of 4 W, that of the Qualcomm Snapdragon 8cx Gen. 2 is 7 W. |
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Intel Atom Z3745 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
4 W | TDP (PL1 / PBP) | 7 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
90 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom Z3745 has a 2.00 MB cache, while the Qualcomm Snapdragon 8cx Gen. 2 cache has a total of 2.00 MB. |
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Intel Atom Z3745 | Characteristic | Qualcomm Snapdragon 8cx Gen. 2 |
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 | |
Intel Atom Z3745
4C 4T @ 1.86 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Intel Atom Z3745
4C 4T @ 1.33 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Intel Atom Z3745
Intel HD Graphics (Bay Trail GT1) @ 0.78 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
Qualcomm Adreno 690 @ 0.59 GHz |
Intel Atom Z3745
4C 4T @ 1.33 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Intel Atom Z3745
4C 4T @ 1.33 GHz |
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Qualcomm Snapdragon 8cx Gen. 2
8C 8T @ 3.15 GHz |
Devices using this processor |
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Intel Atom Z3745 | Qualcomm Snapdragon 8cx Gen. 2 |
Unknown | Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |