Intel Core Ultra 5 135H vs Ultra 5 125H

We compared two 14-core laptop CPUs: the 1.7 GHz Intel Core Ultra 5 135H against the 1.2 GHz Ultra 5 125H. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
πŸ”Œ Usage Scenario:

Key Differences

What are the key differences between 125H and 135H
Advantages of Intel Core Ultra 5 135H
  • More powerful Arc Graphics (8-Cores) integrated graphics: 4.5 vs 3.9 TFLOPS
  • 2% higher Turbo Boost frequency (4.6 GHz vs 4.5 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1130 MB/sec 1090 MB/sec
Clang compilation 86.4 Klines/sec 78.8 Klines/sec
HTML 5 Browser 290.2 pages/sec 273.9 pages/sec
PDF Renderer 345.4 Mpixels/sec 321.4 Mpixels/sec
Text processing 247 pages/sec 226.1 pages/sec
Background blur 48.6 images/sec 42.4 images/sec
Photo processing 110 images/sec 103.8 images/sec
Ray tracing 17.8 Mpixels/sec 17.6 Mpixels/sec
Sources: GeekBench [1], [2] – 22 & 823 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 72.8 GOps/sec 67.6 GOps/sec
Floating point math 54 GOps/sec 49.4 GOps/sec
Find prime numbers 89M Primes/sec 85M Primes/sec
Random string sorting 28.1M Strings/sec 25.9M Strings/sec
Data encryption 14.7 GBytes/sec 13.5 GBytes/sec
Data compression 246 MBytes/sec 222.3 MBytes/sec
Physics 1441 Frames/sec 1359 Frames/sec
Extended instructions 14.6B Matrices/sec 12.9B Matrices/sec
Sources: PassMark [3], [4] – 448 & 2263 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 28.2 PPW 25.3 PPW
Geekbench 6 Multi / Watt 375.6 PPW 359.9 PPW
Passmark CPU Mark / Watt 783.9 PPW 715.9 PPW
Blender / Watt 2.44 PPW 4.9 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core Ultra 5 135H
No benchmark results yet
Intel Core Ultra 5 125H
DateBenchmarkResult
πŸ“˜ 2026-07-07 (Dazzy G)Geekbench 6 CPU2266 / 11468
πŸ“˜ 2026-05-25 (SunrayVision)Geekbench 6 CPU2314 / 11107
πŸ“˜ 2026-05-25 (SunrayVision)Cinebench 2024103 / 763
πŸ“˜ 2026-04-05 (Fadaf)Geekbench 6 CPU2221 / 11456
πŸ“˜ 2025-11-30 (ilikememe)Geekbench 6 CPU2201 / 11410

Specifications

Full technical specification of Intel Core Ultra 5 135H and Ultra 5 125H

General

Vendor Intel Intel
Released December 14, 2023 December 14, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Meteor Lake Meteor Lake
Model number 135H 125H
Integrated GPU Arc Graphics (8-Cores) Arc Graphics (7-Cores)
Rival Equivalent - AMD Ryzen 5 8645HS - AMD Ryzen 5 8640HS
Successor - Intel Core Ultra 5 235H - Intel Core Ultra 5 225H
Intel CPU rating (131st and 138th place)

CPU

Performance Cores
P-Cores 4 4
P-Threads 8 8
Base Frequency (P) 1.7 GHz 1.2 GHz
Turbo Boost Frequency (P) 4.6 GHz 4.5 GHz
Efficient Cores
E-Cores 10 10
E-Threads 10 10
Base Frequency (E) 1.2 GHz 0.7 GHz
Turbo Boost Frequency (E) 3.6 GHz 3.6 GHz
Total
Total Cores 14 14
Total Threads 18 18
Bus Frequency 100 MHz 100 MHz
Multiplier 17x 12x
L1 Cache 112K (per core) 112K (per core)
L2 Cache 2MB (per core) 2MB (per core)
L3 Cache 18MB (shared) 18MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 7 nm 7 nm
TDP (PL1) 20-28 W (configurable) 20-28 W (configurable)
Max. Boost TDP (PL2) 115 W 115 W
Socket FCBGA-2049 FCBGA-2049
Peak Temperature 110Β°C 110Β°C
Laptop processors ranking (168th and 178th place)

iGPU

Integrated Graphics Arc Graphics (8-Cores) Arc Graphics (7-Cores)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 2200 MHz 2200 MHz
Shading Units 1024 896
TMUs 64 56
ROPs 32 24
Execution Units 128 112
TGP 28 W 28 W
iGPU FLOPS
4.5 TFLOPS
3.9 TFLOPS

Memory Support

Memory Types - LPDDR5-7467
- LPDDR5x-7467
- DDR5-5600
- LPDDR5-7467
- LPDDR5x-7467
- DDR5-5600
Max. Memory Size 96 GB 96 GB
Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s 89.6 GB/s
ECC Support No No

Misc

Official Site Intel Core Ultra 5 135H official page Intel Core Ultra 5 125H official page
PCI Express Version 5.0 5.0
PCI Express Lanes 28 28

Cast your vote

Choose between two processors
36 (41.9%)
50 (58.1%)
Total votes: 86

Comments

So which CPU will you choose: Intel Core Ultra 5 125H or Ultra 5 135H?
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