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Intel Core Ultra 7 155H | Intel Xeon Gold 5423N | |
CPU comparisonIntel Core Ultra 7 155H or Intel Xeon Gold 5423N - 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 Xeon Gold 5423N has 20 cores with 40 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The Intel Xeon Gold 5423N was released in Q1/2023. |
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Intel Core Ultra 7 (11) | Family | Intel Xeon Gold (163) |
Intel Core Ultra 100H (5) | CPU group | Intel Xeon Gold 5400/6400 Edge Enhanced (8) |
1 | Generation | 4 |
Meteor Lake H | Architecture | Sapphire Rapids Edge Enh. |
Mobile | Segment | Desktop / Server |
-- | 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 Xeon Gold 5423N has 20 CPU cores with a clock frequency of 2.10 GHz (4.00 GHz). |
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Intel Core Ultra 7 155H | Characteristic | Intel Xeon Gold 5423N |
16 | Cores | 20 |
22 | Threads | 40 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
1.40 GHz (4.80 GHz) 6x Redwood Cove |
A-Core | 2.10 GHz (4.00 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 Xeon Gold 5423N |
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 | no iGPU |
0.60 GHz | GPU frequency | -- |
2.25 GHz | GPU (Turbo) | -- |
-- | GPU Generation | -- |
5 nm | Technology | |
4 | Max. displays | |
128 | Compute units | -- |
1024 | Shader | -- |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12.2 | DirectX Version | -- |
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 | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
Decode / Encode | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core Ultra 7 155H supports a maximum of 96 GB of memory in 2 memory channels. The Intel Xeon Gold 5423N can connect up to 4096 GB of memory in 8 memory channels. |
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Intel Core Ultra 7 155H | Characteristic | Intel Xeon Gold 5423N |
LPDDR5X-7500, DDR5-5600 | Memory | |
96 GB | Max. Memory | 4096 GB |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
120.0 GB/s | Max. Bandwidth | 256.0 GB/s |
No | ECC | Yes |
18.00 MB | L2 Cache | -- |
24.00 MB | L3 Cache | 37.50 MB |
5.0 | PCIe version | 4.0 |
20 | PCIe lanes | 48 |
78.8 GB/s | PCIe Bandwidth | 94.5 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 Xeon Gold 5423N is 145 W. |
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Intel Core Ultra 7 155H | Characteristic | Intel Xeon Gold 5423N |
28 W | TDP (PL1 / PBP) | 145 W |
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 Intel Xeon Gold 5423N cache has a total of 37.50 MB. |
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Intel Core Ultra 7 155H | Characteristic | Intel Xeon Gold 5423N |
7 nm | Technology | 10 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
BGA 2049 | Socket | LGA 4677 |
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, Linux |
Q4/2023 | Release date | Q1/2023 |
-- | Release price | 1508 $ |
show more data | show more data | |
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Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 4.00 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 2.10 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 4.00 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 2.10 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 4.00 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 2.10 GHz |
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Intel Core Ultra 7 155H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.25 GHz |
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Intel Xeon Gold 5423N
@ 0.00 GHz |
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Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
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Intel Xeon Gold 5423N
20C 40T @ 2.10 GHz |
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Intel Core Ultra 7 155H
16,825 CB R23 MC @ 75 W |
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Intel Xeon Gold 5423N
2.10 GHz |
Devices using this processor |
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Intel Core Ultra 7 155H | Intel Xeon Gold 5423N |
ASUS Zenbook Duo (2024) UX8406 | Unknown |