Home > CPU Comparison > Ryzen 9 8945HS or Ryzen 9 7945HX: what's better?

AMD Ryzen 9 8945HS vs Ryzen 9 7945HX

60 out of 100
AMD Ryzen 9 8945HS
VS
74 out of 100
AMD Ryzen 9 7945HX
AMD Ryzen 9 8945HS
AMD Ryzen 9 7945HX

We compared two laptop CPUs: the 4 GHz AMD Ryzen 9 8945HS with 8-cores against the 2.5 GHz Ryzen 9 7945HX with 16-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

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 7945HX and 8945HS
Advantages of AMD Ryzen 9 8945HS
  • More powerful Radeon 780M integrated graphics: 4.3 vs 0.6 TFLOPS
  • Supports up to 256 GB DDR5-5600 RAM
  • Newer - released 11 months later
  • More modern manufacturing process – 4 versus 5 nanometers
Advantages of AMD Ryzen 9 7945HX
  • Has 48 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Has 8 more physical cores
  • Unlocked multiplier
  • Newer PCI Express version – 5.0
  • 21% faster in a single-core Geekbench v6 test - 2901 vs 2394 points
  • 4% higher Turbo Boost frequency (5.4 GHz vs 5.2 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen 9 8945HS
vs
Ryzen 9 7945HX

Cinebench

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

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)
Ryzen 9 8945HS
11875
Ryzen 9 7945HX +50%
17828
File compression 494.2 MB/sec 1590 MB/sec
Clang compilation 92.7 Klines/sec 190.6 Klines/sec
HTML 5 Browser 287.4 pages/sec 320.2 pages/sec
PDF Renderer 280.8 Mpixels/sec 474.8 Mpixels/sec
Text processing 251.5 pages/sec 296.8 pages/sec
Background blur 65.5 images/sec 66.1 images/sec
Photo processing 104.2 images/sec 114.8 images/sec
Ray tracing 27.1 Mpixels/sec 43 Mpixels/sec
Sources: GeekBench [1], [2] – 119 & 677 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Ryzen 9 8945HS
29254
Ryzen 9 7945HX +84%
53917
Integer math 99.6 GOps/sec 205.1 GOps/sec
Floating point math 60.7 GOps/sec 122.1 GOps/sec
Find prime numbers 90M Primes/sec 280M Primes/sec
Random string sorting 42.5M Strings/sec 81.4M Strings/sec
Data encryption 20.9 GBytes/sec 42.2 GBytes/sec
Data compression 349.6 MBytes/sec 699.1 MBytes/sec
Physics 1409 Frames/sec 2450 Frames/sec
Extended instructions 26.4B Matrices/sec 51.2B Matrices/sec
Sources: PassMark [3], [4] – 1472 & 2890 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Ryzen 9 8945HS
218.76
Ryzen 9 7945HX +116%
472.26

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 17.5 PPW 24.5 PPW
Geekbench 6 Multi / Watt 219.9 PPW 237.7 PPW
Passmark CPU Mark / Watt 541.7 PPW 718.9 PPW
Blender / Watt 4.05 PPW 6.3 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
AMD Ryzen 9 8945HS
DateBenchmarkResult
πŸ“˜ 2025-08-12 (Ash)Cinebench 2024100 / 870
πŸ“˜ 2025-07-14 (END)Cinebench 2024105 / 943
Add View all (2)
AMD Ryzen 9 7945HX
DateBenchmarkResult
πŸ“˜ 2025-11-02 (Qwerrty574)Geekbench 6 CPU2949 / 17981
πŸ“˜ 2025-11-02 (Qwerrty574)Cinebench 2024116 / 1901
πŸ“˜ 2025-04-02 (ceratogyrus35)Cinebench 2024114 / 1834
πŸ“˜ 2025-02-18 (Baka)Cinebench 2024112 / 1552
Add View all (4)

Specifications

Full technical specification of AMD Ryzen 9 8945HS and Ryzen 9 7945HX

General

Vendor Amd Amd
Released December 6, 2023 January 4, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Zen 4 (Hawk Point) Zen 4 (Dragon Range)
Integrated GPU Radeon 780M Radeon 610M
Rival Equivalent - Intel Core Ultra 9 185H - Intel Core i9 13950HX
Successor - AMD Ryzen 9 270 -
AMD Ryzen CPU ranking (65th and 24th place)

CPU

Performance Cores
P-Cores 8 16
P-Threads 16 32
Base Frequency (P) 4.0 GHz 2.5 GHz
Turbo Boost Frequency (P) 5.2 GHz 5.4 GHz
Total
Total Cores 8 16
Total Threads 16 32
Bus Frequency 100 MHz 100 MHz
Multiplier 40x 25x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 16MB (shared) 64MB (shared)
Unlocked Multiplier No Yes

Package

Transistors 25 billions 13.1 billions
Fabrication Process 4 nm 5 nm
TDP (PL1) 35-54 W (configurable) 55-75 W (configurable)
Socket FP8 FL1
Peak Temperature 100Β°C 100Β°C
Laptop processors ranking (106th and 38th place)

iGPU

Integrated Graphics Radeon 780M Radeon 610M
GPU Base Clock 800 MHz 400 MHz
GPU Boost Clock 2800 MHz 2200 MHz
Shading Units 768 128
TMUs 48 8
ROPs 32 4
Execution Units 12 2
TGP 15 W 15 W
iGPU FLOPS
Ryzen 9 8945HS +617%
4.3 TFLOPS
Ryzen 9 7945HX
0.6 TFLOPS
More info: Radeon 610M compared to Radeon 780M

Memory Support

Memory Types - DDR5-5600
- LPDDR5x-7500		 - DDR5-5200
Max. Memory Size 256 GB 64 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site AMD Ryzen 9 8945HS official page AMD Ryzen 9 7945HX official page
PCI Express Version 4.0 5.0
PCI Express Lanes 20 28

Cast your vote

Choose between two processors
27 (20.8%)
103 (79.2%)
Total votes: 130

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5. AMD Ryzen 9 7945HX vs Intel Core i7 14700HX
6. AMD Ryzen 9 8945HS vs Intel Core i9 13900H (7)
7. AMD Ryzen 9 8945HS vs AMD Ryzen 9 7940HS (4)
8. AMD Ryzen 9 8945HS vs Intel Core Ultra 9 185H (8)
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Comments

So which CPU will you choose: AMD Ryzen 9 7945HX or Ryzen 9 8945HS?
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