Intel Xeon Gold 6438N vs Intel Core Ultra 5 125H

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CPU comparison with benchmarks


Intel Xeon Gold 6438N CPU1 vs CPU2 Intel Core Ultra 5 125H
Intel Xeon Gold 6438N Intel Core Ultra 5 125H

CPU comparison

In this CPU comparison, we compare the Intel Xeon Gold 6438N and the Intel Core Ultra 5 125H and use benchmarks to check which processor is faster.

We compare the Intel Xeon Gold 6438N 32 core processor released in Q1/2023 with the Intel Core Ultra 5 125H which has 14 CPU cores and was introduced in Q4/2023.
Intel Xeon Gold (163) Family Intel Core Ultra 5 (10)
Intel Xeon Gold 5400/6400 (25) CPU group Intel Core Ultra 100H (5)
4 Generation 1
Sapphire Rapids Architecture Meteor Lake H
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6438N is a 32 core processor with a clock frequency of 2.00 GHz (3.60 GHz). The processor can compute 64 threads at the same time. The Intel Core Ultra 5 125H clocks with 1.20 GHz (4.50 GHz), has 14 CPU cores and can calculate 18 threads in parallel.

Intel Xeon Gold 6438N Characteristic Intel Core Ultra 5 125H
32 Cores 14
64 Threads 18
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
2.00 GHz (3.60 GHz) A-Core 1.20 GHz (4.50 GHz)
4x Redwood Cove
-- B-Core 0.70 GHz (3.60 GHz)
8x Crestmont
-- C-Core 0.70 GHz (2.50 GHz)
2x Crestmont

Artificial Intelligence and Machine Learning

Processors 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.

Intel Xeon Gold 6438N Characteristic Intel Core Ultra 5 125H
-- AI hardware Intel AI engine
-- AI specifications Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT)

Internal Graphics

Graphics (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.

no iGPU GPU Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake)
GPU frequency 0.60 GHz
-- GPU (Turbo) 2.20 GHz
-- GPU Generation --
Technology 5 nm
Max. displays 4
-- Compute units 112
-- Shader 896
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12.2

Hardware codec support

A 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.

no iGPU GPU Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 4096 GB of memory in a maximum of 8 memory channels is supported by the Intel Xeon Gold 6438N, while the Intel Core Ultra 5 125H supports a maximum of 96 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

Intel Xeon Gold 6438N Characteristic Intel Core Ultra 5 125H
DDR5-4400, DDR5-4800 Memory LPDDR5X-7500, DDR5-5600
4096 GB Max. Memory 96 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
307.2 GB/s Max. Bandwidth 120.0 GB/s
Yes ECC No
-- L2 Cache 14.00 MB
60.00 MB L3 Cache 18.00 MB
5.0 PCIe version 5.0
80 PCIe lanes 20
315.0 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The Intel Xeon Gold 6438N has a TDP of 205 W. The TDP of the Intel Core Ultra 5 125H is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon Gold 6438N Characteristic Intel Core Ultra 5 125H
205 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) 115 W
-- TDP up 65 W
-- TDP down 20 W
-- Tjunction max. 110 °C

Technical details

The Intel Xeon Gold 6438N has 60.00 MB cache and is manufactured in 10 nm. The cache of Intel Core Ultra 5 125H is at 32.00 MB. The processor is manufactured in 7 nm.

Intel Xeon Gold 6438N Characteristic Intel Core Ultra 5 125H
10 nm Technology 7 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 4677 Socket BGA 2049
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows, Linux Operating systems Windows 11, Linux
Q1/2023 Release date Q4/2023
3351 $ Release price --
show more data show more data


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Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 3.60 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
100 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 3.60 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
847 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 3.60 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
1692 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 2.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
14771 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 3.60 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
1643 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 2.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
10765 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 3.60 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
2256 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 2.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
10239 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
@ 0.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
Intel Iris Xe 7 Core Graphics 112 EUs (Meteor Lake) @ 2.20 GHz
4 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
32C 64T @ 2.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14C 18T @ 4.50 GHz
18813 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Xeon Gold 6438N Intel Xeon Gold 6438N
2.00 GHz
0 (0%)
Intel Core Ultra 5 125H Intel Core Ultra 5 125H
14,771 CB R23 MC @ 66 W
224 (100%)

Devices using this processor

Intel Xeon Gold 6438N Intel Core Ultra 5 125H
Unknown Unknown

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