Intel Core Ultra 5 125H vs AMD Ryzen 5 8640HS

We compared two laptop CPUs: the 1.2 GHz Intel Core Ultra 5 125H with 14-cores against the 3.5 GHz AMD Ryzen 5 8640HS with 6-cores. 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 8640HS and 125H
Advantages of Intel Core Ultra 5 125H
  • Has 8 more physical cores
  • More powerful Arc Graphics (7-Cores) integrated graphics: 3.9 vs 2.7 TFLOPS
  • Newer PCI Express version – 5.0
  • More than 10Β° C higher critical temperature
Advantages of AMD Ryzen 5 8640HS
  • Supports up to 256 GB DDR5-5600 RAM
  • More modern manufacturing process – 4 versus 7 nanometers
  • 9% higher Turbo Boost frequency (4.9 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 1090 MB/sec 928.4 MB/sec
Clang compilation 78.8 Klines/sec 53.5 Klines/sec
HTML 5 Browser 273.9 pages/sec 169.7 pages/sec
PDF Renderer 321.4 Mpixels/sec 200 Mpixels/sec
Text processing 226.1 pages/sec 237.7 pages/sec
Background blur 42.4 images/sec 37.6 images/sec
Photo processing 103.8 images/sec 72.3 images/sec
Ray tracing 17.6 Mpixels/sec 11.2 Mpixels/sec
Sources: GeekBench [1] – 823 & 63 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 67.6 GOps/sec 67.1 GOps/sec
Floating point math 49.4 GOps/sec 39.2 GOps/sec
Find prime numbers 85M Primes/sec 71M Primes/sec
Random string sorting 25.9M Strings/sec 27.2M Strings/sec
Data encryption 13.5 GBytes/sec 13.5 GBytes/sec
Data compression 222.3 MBytes/sec 225.6 MBytes/sec
Physics 1359 Frames/sec 1002 Frames/sec
Extended instructions 12.9B Matrices/sec 15.9B Matrices/sec
Sources: PassMark [3], [4] – 2263 & 286 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 25.3 PPW 19.9 PPW
Geekbench 6 Multi / Watt 359.9 PPW 262.2 PPW
Passmark CPU Mark / Watt 715.9 PPW 661.4 PPW
Blender / Watt 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 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
AMD Ryzen 5 8640HS
No benchmark results yet

Specifications

Full technical specification of Intel Core Ultra 5 125H and AMD Ryzen 5 8640HS

General

Vendor Intel Amd
Released December 14, 2023 December 6, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Meteor Lake Zen 4 (Hawk Point)
Model number 125H -
Integrated GPU Arc Graphics (7-Cores) Radeon 760M
Rival Equivalent - AMD Ryzen 5 8640HS -
Successor - Intel Core Ultra 5 225H -
Intel CPU rating (#140th place)
AMD Ryzen CPU ranking (#100th place)

CPU

Performance Cores
P-Cores 4 6
P-Threads 8 12
Base Frequency (P) 1.2 GHz 3.5 GHz
Turbo Boost Frequency (P) 4.5 GHz 4.9 GHz
Efficient Cores
E-Cores 10 -
E-Threads 10 -
Base Frequency (E) 0.7 GHz -
Turbo Boost Frequency (E) 3.6 GHz -
Total
Total Cores 14 6
Total Threads 18 12
Bus Frequency 100 MHz 100 MHz
Multiplier 12x 35x
L1 Cache 112K (per core) 64K (per core)
L2 Cache 2MB (per core) 1MB (per core)
L3 Cache 18MB (shared) 16MB (shared)
Unlocked Multiplier No No

Package

Transistors - 25 billions
Fabrication Process 7 nm 4 nm
TDP (PL1) 20-28 W (configurable) 20-30 W (configurable)
Max. Boost TDP (PL2) 115 W -
Socket FCBGA-2049 FP8
Peak Temperature 110Β°C 100Β°C
Laptop processors ranking (180th and 181st place)

iGPU

Integrated Graphics Arc Graphics (7-Cores) Radeon 760M
GPU Base Clock 300 MHz 800 MHz
GPU Boost Clock 2200 MHz 2600 MHz
Shading Units 896 512
TMUs 56 32
ROPs 24 16
Execution Units 112 8
TGP 28 W 15 W
iGPU FLOPS
3.9 TFLOPS
2.7 TFLOPS

Memory Support

Memory Types - LPDDR5-7467
- LPDDR5x-7467
- DDR5-5600
- DDR5-5600
- LPDDR5x-7500
Max. Memory Size 96 GB 256 GB
Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s -
ECC Support No No

Misc

Official Site Intel Core Ultra 5 125H official page AMD Ryzen 5 8640HS official page
PCI Express Version 5.0 4.0
PCI Express Lanes 28 20

Cast your vote

Choose between two processors
44 (71%)
18 (29%)
Total votes: 62

Comments

So which CPU will you choose: AMD Ryzen 5 8640HS or Intel Core Ultra 5 125H?
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