Intel Core i7-7660U | Qualcomm Snapdragon 8cx | |
CPU comparisonIn this CPU comparison, we compare the Intel Core i7-7660U and the Qualcomm Snapdragon 8cx and use benchmarks to check which processor is faster.
We compare the Intel Core i7-7660U 2 core processor released in Q4/2016 with the Qualcomm Snapdragon 8cx which has 8 CPU cores and was introduced in Q4/2018. |
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Intel Core i7 (298) | Family | Qualcomm Snapdragon (102) |
Intel Core i 7000U (18) | CPU group | Qualcomm Snapdragon 8cx (2) |
7 | Generation | 2 |
Kaby Lake U | Architecture | Kryo 495 |
Mobile | Segment | Mobile |
Intel Core i7-6660U | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-7660U is a 2 core processor with a clock frequency of 2.50 GHz (4.00 GHz). The processor can compute 4 threads at the same time. The Qualcomm Snapdragon 8cx clocks with 2.84 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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Intel Core i7-7660U | Characteristic | Qualcomm Snapdragon 8cx |
2 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.50 GHz (4.00 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 Core i7-7660U | Characteristic | Qualcomm Snapdragon 8cx |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 685 @ 3 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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Intel Iris Plus Graphics 640 | GPU | Qualcomm Adreno 680 |
0.30 GHz | GPU frequency | 0.25 GHz |
1.05 GHz | GPU (Turbo) | 0.59 GHz |
9.5 | GPU Generation | 5 |
14 nm | Technology | 7 nm |
3 | Max. displays | 2 |
48 | Compute units | 8 |
384 | Shader | 768 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 4 GB |
12 | 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 Iris Plus Graphics 640 | GPU | Qualcomm Adreno 680 |
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 / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i7-7660U, while the Qualcomm Snapdragon 8cx supports a maximum of 16 GB of memory with a maximum memory bandwidth of 68.2 GB/s enabled. |
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Intel Core i7-7660U | Characteristic | Qualcomm Snapdragon 8cx |
DDR4-2133, DDR3-1866 | Memory | LPDDR4X-4266 |
32 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
34.1 GB/s | Max. Bandwidth | 68.2 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
4.00 MB | L3 Cache | 2.00 MB |
3.0 | PCIe version | -- |
12 | PCIe lanes | -- |
11.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe Intel Core i7-7660U has a TDP of 15 W. The TDP of the Qualcomm Snapdragon 8cx is 7 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core i7-7660U | Characteristic | Qualcomm Snapdragon 8cx |
15 W | TDP (PL1 / PBP) | 7 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core i7-7660U has 4.00 MB cache and is manufactured in 14 nm. The cache of Qualcomm Snapdragon 8cx is at 2.00 MB. The processor is manufactured in 7 nm. |
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Intel Core i7-7660U | Characteristic | Qualcomm Snapdragon 8cx |
14 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | -- |
BGA 1356 | Socket | -- |
VT-x, VT-x EPT, VT-d | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Android, Windows 10 (ARM) |
Q4/2016 | Release date | Q4/2018 |
-- | Release price | -- |
show more data | show more data | |
Intel Core i7-7660U
2C 4T @ 4.00 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 3.80 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
Intel Iris Plus Graphics 640 @ 1.05 GHz |
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Qualcomm Snapdragon 8cx
Qualcomm Adreno 680 @ 0.59 GHz |
Intel Core i7-7660U
2C 4T @ 4.00 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 3.80 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 4.00 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 3.80 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 3.80 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 4.00 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 3.80 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Intel Core i7-7660U
2C 4T @ 2.50 GHz |
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Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz |
Devices using this processor |
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Intel Core i7-7660U | Qualcomm Snapdragon 8cx |
Apple MacBook Pro 13 (2017) | Lenovo Flex 5G Lenovo Yoga C 5G Samsung Galaxy Book S |