Intel Core Ultra 7 155H | Qualcomm Snapdragon 678 | |
CPU comparisonIntel Core Ultra 7 155H or Qualcomm Snapdragon 678 - 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 Core Ultra 7 155H has 16 cores with 22 threads and clocks with a maximum frequency of 4.80 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 7 155H was released in Q4/2023. The Qualcomm Snapdragon 678 has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 was released in Q4/2020. |
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Intel Core Ultra 7 (10) | Family | Qualcomm Snapdragon (104) |
Intel Core Ultra 100H (5) | CPU group | Qualcomm Snapdragon 675/678 (2) |
1 | Generation | 7 |
Meteor Lake H | Architecture | Kryo 460 |
Mobile | Segment | Mobile |
-- | Predecessor | Qualcomm Snapdragon 675 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core Ultra 7 155H is a 16 core processor with a clock frequency of 1.40 GHz (4.80 GHz). The Qualcomm Snapdragon 678 has 8 CPU cores with a clock frequency of 2.20 GHz. |
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Intel Core Ultra 7 155H | Characteristic | Qualcomm Snapdragon 678 |
16 | Cores | 8 |
22 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
1.40 GHz (4.80 GHz) 6x Redwood Cove |
A-Core | 2.20 GHz 2x Kryo 460 Gold |
0.90 GHz (3.80 GHz) 8x Crestmont |
B-Core | 1.70 GHz 6x Kryp 460 Silver |
0.70 GHz (2.50 GHz) 2x Crestmont |
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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Intel Core Ultra 7 155H | Characteristic | Qualcomm Snapdragon 678 |
Intel® AI Boost | AI hardware | Qualcomm AI engine |
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | AI specifications | Hexagon 685 @ 3 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 Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) | GPU | Qualcomm Adreno 612 |
0.60 GHz | GPU frequency | 0.85 GHz |
2.25 GHz | GPU (Turbo) | 0.85 GHz |
-- | GPU Generation | 6 |
5 nm | Technology | 11 nm |
4 | Max. displays | 0 |
128 | Compute units | -- |
1024 | Shader | -- |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12.2 | DirectX Version | 12.1 |
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 Xe 8 Core Graphics 128 EUs (Meteor Lake) | GPU | Qualcomm Adreno 612 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode |
Decode / Encode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core Ultra 7 155H supports a maximum of 96 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 can connect up to 8 GB of memory in 2 memory channels. |
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Intel Core Ultra 7 155H | Characteristic | Qualcomm Snapdragon 678 |
LPDDR5X-7500, DDR5-5600 | Memory | LPDDR4X-3733 |
96 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
120.0 GB/s | Max. Bandwidth | 14.9 GB/s |
No | ECC | No |
18.00 MB | L2 Cache | -- |
24.00 MB | L3 Cache | -- |
5.0 | PCIe version | -- |
20 | PCIe lanes | -- |
78.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core Ultra 7 155H has a TDP of 28 W, that of the Qualcomm Snapdragon 678 is --. |
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Intel Core Ultra 7 155H | Characteristic | Qualcomm Snapdragon 678 |
28 W | TDP (PL1 / PBP) | -- |
115 W | TDP (PL2) | -- |
65 W | TDP up | -- |
20 W | TDP down | -- |
110 °C | Tjunction max. | -- |
Technical detailsThe Intel Core Ultra 7 155H has a 42.00 MB cache, while the Qualcomm Snapdragon 678 cache has a total of 0.00 MB. |
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Intel Core Ultra 7 155H | Characteristic | Qualcomm Snapdragon 678 |
7 nm | Technology | 11 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | -- |
BGA 2049 | Socket | -- |
VT-x, VT-x EPT, VT-d | Virtualization | None |
Yes | AES-NI | No |
Windows 11, Linux | Operating systems | Android |
Q4/2023 | Release date | Q4/2020 |
-- | Release price | -- |
show more data | show more data | |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.25 GHz |
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Qualcomm Snapdragon 678
Qualcomm Adreno 612 @ 0.85 GHz |
Intel Core Ultra 7 155H
16C 22T @ 1.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Intel Core Ultra 7 155H
16,825 CB R23 MC @ 75 W |
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Qualcomm Snapdragon 678
2.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 1.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Devices using this processor |
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Intel Core Ultra 7 155H | Qualcomm Snapdragon 678 |
ASUS Zenbook Duo (2024) UX8406 | Xiaomi Redmi Note 10 Motorola Moto G Stylus 2021 |