Intel Core Ultra 7 155H | Intel Pentium Silver J5040 | |
CPU comparisonIntel Core Ultra 7 155H or Intel Pentium Silver J5040 - 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 Intel Pentium Silver J5040 has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Pentium Silver J5040 was released in Q4/2019. |
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Intel Core Ultra 7 (10) | Family | Intel Pentium (150) |
Intel Core Ultra 100H (5) | CPU group | Intel Pentium J5000/N5000 (4) |
1 | Generation | 9 |
Meteor Lake H | Architecture | Gemini Lake |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | 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 Intel Pentium Silver J5040 has 4 CPU cores with a clock frequency of 2.00 GHz (3.20 GHz). |
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Intel Core Ultra 7 155H | Characteristic | Intel Pentium Silver J5040 |
16 | Cores | 4 |
22 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
1.40 GHz (4.80 GHz) 6x Redwood Cove |
A-Core | 2.00 GHz (3.20 GHz) |
0.90 GHz (3.80 GHz) 8x Crestmont |
B-Core | -- |
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 | Intel Pentium Silver J5040 |
Intel® AI Boost | AI hardware | -- |
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | 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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Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) | GPU | Intel UHD Graphics 605 |
0.60 GHz | GPU frequency | 0.25 GHz |
2.25 GHz | GPU (Turbo) | 0.80 GHz |
-- | GPU Generation | 9.5 |
5 nm | Technology | 14 nm |
4 | Max. displays | 3 |
128 | Compute units | 18 |
1024 | Shader | 144 |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 8 GB |
12.2 | DirectX Version | 12 |
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 | Intel UHD Graphics 605 |
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 | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
Decode / Encode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
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 Intel Pentium Silver J5040 can connect up to 8 GB of memory in 2 memory channels. |
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Intel Core Ultra 7 155H | Characteristic | Intel Pentium Silver J5040 |
LPDDR5X-7500, DDR5-5600 | Memory | LPDDR4-2400, DDR4-2400 |
96 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
120.0 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | No |
18.00 MB | L2 Cache | -- |
24.00 MB | L3 Cache | 4.00 MB |
5.0 | PCIe version | 2.0 |
20 | PCIe lanes | 6 |
78.8 GB/s | PCIe Bandwidth | 3.0 GB/s |
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 Intel Pentium Silver J5040 is 10 W. |
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Intel Core Ultra 7 155H | Characteristic | Intel Pentium Silver J5040 |
28 W | TDP (PL1 / PBP) | 10 W |
115 W | TDP (PL2) | -- |
65 W | TDP up | -- |
20 W | TDP down | -- |
110 °C | Tjunction max. | 105 °C |
Technical detailsThe Intel Core Ultra 7 155H has a 42.00 MB cache, while the Intel Pentium Silver J5040 cache has a total of 4.00 MB. |
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Intel Core Ultra 7 155H | Characteristic | Intel Pentium Silver J5040 |
7 nm | Technology | 14 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2 |
BGA 2049 | Socket | BGA 1090 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2023 | Release date | Q4/2019 |
-- | Release price | -- |
show more data | show more data | |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Pentium Silver J5040
4C 4T @ 3.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Pentium Silver J5040
4C 4T @ 3.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Pentium Silver J5040
4C 4T @ 3.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.25 GHz |
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Intel Pentium Silver J5040
Intel UHD Graphics 605 @ 0.80 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Pentium Silver J5040
4C 4T @ 3.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Pentium Silver J5040
4C 4T @ 3.20 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Pentium Silver J5040
4C 4T @ 2.40 GHz |
Intel Core Ultra 7 155H
16,825 CB R23 MC @ 75 W |
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Intel Pentium Silver J5040
2.00 GHz |
Devices using this processor |
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Intel Core Ultra 7 155H | Intel Pentium Silver J5040 |
ASUS Zenbook Duo (2024) UX8406 | Unknown |