Intel Xeon w7-3455 vs Intel Core Ultra 5 135H

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CPU comparison with benchmarks


Intel Xeon w7-3455 CPU1 vs CPU2 Intel Core Ultra 5 135H
Intel Xeon w7-3455 Intel Core Ultra 5 135H

CPU comparison

In this CPU comparison, we compare the Intel Xeon w7-3455 and the Intel Core Ultra 5 135H and use benchmarks to check which processor is faster.

We compare the Intel Xeon w7-3455 24 core processor released in Q1/2023 with the Intel Core Ultra 5 135H which has 14 CPU cores and was introduced in Q4/2023.
Intel Xeon W (83) Family Intel Core Ultra 5 (10)
Intel Xeon W-3400 (8) CPU group Intel Core Ultra 100H (5)
12 Generation 1
Sapphire Rapids-WS Architecture Meteor Lake H
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon w7-3455 is a 24 core processor with a clock frequency of 2.50 GHz (4.80 GHz). The processor can compute 48 threads at the same time. The Intel Core Ultra 5 135H clocks with 1.70 GHz (4.60 GHz), has 14 CPU cores and can calculate 18 threads in parallel.

Intel Xeon w7-3455 Characteristic Intel Core Ultra 5 135H
24 Cores 14
48 Threads 18
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
2.50 GHz (4.80 GHz) A-Core 1.70 GHz (4.60 GHz)
4x Redwood Cove
-- B-Core 1.20 GHz (3.60 GHz)
8x Crestmont
-- C-Core 0.70 GHz (2.50 GHz)
2x Crestmont

NPU AI performance

The 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.

Intel Xeon w7-3455 Characteristic Intel Core Ultra 5 135H
-- AI hardware Intel® AI Boost
-- AI specifications Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT)
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 8 Core Graphics 128 EUs (Meteor Lake)
GPU frequency 0.60 GHz
-- GPU (Turbo) 2.20 GHz
-- GPU Generation --
Technology 5 nm
Max. displays 4
-- Compute units 128
-- Shader 1024
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 8 Core Graphics 128 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 w7-3455, while the Intel Core Ultra 5 135H supports a maximum of 96 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

Intel Xeon w7-3455 Characteristic Intel Core Ultra 5 135H
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
67.50 MB L3 Cache 18.00 MB
5.0 PCIe version 5.0
112 PCIe lanes 20
441.1 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The Intel Xeon w7-3455 has a TDP of 270 W. The TDP of the Intel Core Ultra 5 135H is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon w7-3455 Characteristic Intel Core Ultra 5 135H
270 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) 115 W
324 W TDP up 65 W
-- TDP down 20 W
92 °C Tjunction max. 110 °C

Technical details

The Intel Xeon w7-3455 has 67.50 MB cache and is manufactured in 10 nm. The cache of Intel Core Ultra 5 135H is at 32.00 MB. The processor is manufactured in 7 nm.

Intel Xeon w7-3455 Characteristic Intel Core Ultra 5 135H
10 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512, AMX ISA extensions SSE4.1, SSE4.2, AVX2
LGA 4677 Socket BGA 2049
VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 11, Windows Server, Linux Operating systems Windows 11, Linux
Q1/2023 Release date Q4/2023
2489 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon w7-3455 (89%)
Intel Core Ultra 5 135H (100%)
⌀ Multi core performance in 0 CPU benchmarks
Intel Xeon w7-3455 (0%)
Intel Core Ultra 5 135H (0%)

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 w7-3455 Intel Xeon w7-3455
24C 48T @ 4.80 GHz
1996 (89%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 GHz
2247 (100%)

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 w7-3455 Intel Xeon w7-3455
24C 48T @ 4.80 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 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 w7-3455 Intel Xeon w7-3455
24C 48T @ 4.80 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 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 w7-3455 Intel Xeon w7-3455
24C 48T @ 4.80 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 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 w7-3455 Intel Xeon w7-3455
24C 48T @ 3.30 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.20 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 w7-3455 Intel Xeon w7-3455
24C 48T @ 4.80 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.60 GHz
1667 (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 w7-3455 Intel Xeon w7-3455
24C 48T @ 3.30 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.20 GHz
10765 (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 w7-3455 Intel Xeon w7-3455
24C 48T @ 3.30 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14C 18T @ 4.20 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 w7-3455 Intel Xeon w7-3455
@ 0.00 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.20 GHz
4361 (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 w7-3455 Intel Xeon w7-3455
2.50 GHz
0 (0%)
Intel Core Ultra 5 135H Intel Core Ultra 5 135H
14,771 CB R23 MC @ 66 W
224 (100%)

Devices using this processor

Intel Xeon w7-3455 Intel Core Ultra 5 135H
Unknown Unknown

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