Home > CPU Comparison > Apple M3 or Ryzen 9 7945HX: what's better?

Apple M3 vs AMD Ryzen 9 7945HX

67 out of 100
Apple M3
VS
74 out of 100
AMD Ryzen 9 7945HX
Apple M3
AMD Ryzen 9 7945HX

We compared two laptop CPUs: the 4.05 GHz Apple M3 with 8-cores against the 2.5 GHz AMD 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 M3
Advantages of Apple M3
  • More powerful Apple M3 GPU integrated graphics: 3.5 vs 0.6 TFLOPS
  • More modern manufacturing process – 3 versus 5 nanometers
  • Newer - released 10 months later
Advantages of AMD Ryzen 9 7945HX
  • Supports up to 64 GB DDR5-5200 RAM
  • Has 8 more physical cores
  • Unlocked multiplier
  • Newer PCI Express version – 5.0

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Apple M3
vs
Ryzen 9 7945HX

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Apple M3 +23%
140
Ryzen 9 7945HX
114
Cinebench 2024 (Multi)
Apple M3
712
Ryzen 9 7945HX +158%
1834
Cinebench 2026 (Multi) 2341 -
Cinebench Scores (#41st place)
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)
Apple M3 +4%
3009
Ryzen 9 7945HX
2901
Geekbench 6 (Multi-Core)
Apple M3
11815
Ryzen 9 7945HX +51%
17828
File compression 1260 MB/sec 1590 MB/sec
Clang compilation 94.7 Klines/sec 190.6 Klines/sec
HTML 5 Browser 264.5 pages/sec 320.2 pages/sec
PDF Renderer 313.9 Mpixels/sec 474.8 Mpixels/sec
Text processing 297 pages/sec 296.8 pages/sec
Background blur 50.2 images/sec 66.1 images/sec
Photo processing 114.8 images/sec 114.8 images/sec
Ray tracing 12.9 Mpixels/sec 43 Mpixels/sec
Sources: GeekBench [1], [2] – 438 & 677 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Apple M3 +17%
4707
Ryzen 9 7945HX
4017
Passmark CPU (Multi-Core)
Apple M3
19065
Ryzen 9 7945HX +183%
53917
Integer math 42.6 GOps/sec 205.1 GOps/sec
Floating point math 48.3 GOps/sec 122.1 GOps/sec
Find prime numbers 231M Primes/sec 280M Primes/sec
Random string sorting 27.3M Strings/sec 81.4M Strings/sec
Data encryption 11.5 GBytes/sec 42.2 GBytes/sec
Data compression 225 MBytes/sec 699.1 MBytes/sec
Physics 1867 Frames/sec 2450 Frames/sec
Extended instructions 10B Matrices/sec 51.2B Matrices/sec
Sources: PassMark [3], [4] – 1563 & 2890 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Apple M3
160.35
Ryzen 9 7945HX +195%
472.26

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 35.6 PPW 24.5 PPW
Geekbench 6 Multi / Watt 590.8 PPW 237.7 PPW
Passmark CPU Mark / Watt 953.3 PPW 718.9 PPW
Blender / Watt 8.02 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
Apple M3
DateBenchmarkResult
πŸ“˜ 2026-08-22 (doannguyenmfs)Geekbench 6 CPU2991 / 11735
πŸ“˜ 2026-06-16 (darkknightSup)Geekbench 6 CPU2990 / 11498
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 Apple M3 and AMD Ryzen 9 7945HX

General

Vendor Apple Amd
Released October 30, 2023 January 4, 2023
Type Laptop Laptop
Instruction Set ARMv8 x86-64
Codename Apple M3 Zen 4 (Dragon Range)
Integrated GPU Apple M3 GPU Radeon 610M
Rival Equivalent - - Intel Core i9 13950HX
Successor - Apple M5 (10-Core) -
AMD Ryzen CPU ranking (#24th place)

CPU

Performance Cores
P-Cores 4 16
P-Threads 4 32
Base Frequency (P) 4.05 GHz 2.5 GHz
Turbo Boost Frequency (P) - 5.4 GHz
Efficient Cores
E-Cores 4 -
E-Threads 4 -
Base Frequency (E) 2.75 GHz -
Total
Total Cores 8 16
Total Threads 8 32
Bus Frequency - 100 MHz
Multiplier 40x 25x
L1 Cache 192K (per core) 64K (per core)
L2 Cache 16MB (shared) 1MB (per core)
L3 Cache - 64MB (shared)
Unlocked Multiplier No Yes

Package

Transistors 25 billions 13.1 billions
Fabrication Process 3 nm 5 nm
TDP (PL1) 20 W 55-75 W (configurable)
Socket Apple M-Socket FL1
Peak Temperature 100Β°C 100Β°C
Laptop processors ranking (69th and 36th place)

iGPU

Integrated Graphics Apple M3 GPU Radeon 610M
GPU Base Clock 500 MHz 400 MHz
GPU Boost Clock 1380 MHz 2200 MHz
Shading Units 1280 128
TMUs 80 8
ROPs 40 4
Execution Units 160 2
TGP 15 W 15 W
iGPU FLOPS
Apple M3 +483%
3.5 TFLOPS
Ryzen 9 7945HX
0.6 TFLOPS
More info: Radeon 610M compared to Apple M3 GPU (10-core)

Memory Support

Memory Types - LPDDR5-6400 - DDR5-5200
Max. Memory Size 24 GB 64 GB
Memory Channels 8 2
Max. Memory Bandwidth 102.4 GB/s -
ECC Support No No

Misc

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

Cast your vote

Choose between two processors
4 (40%)
6 (60%)
Total votes: 10

Competitors

1. Apple M3 vs Apple M1 Max (4)
2. Apple M3 vs Apple M4 (10-Core) (4)
3. Apple M3 vs Apple M2
4. Apple M3 vs Apple M1 Pro (16)
5. Apple M3 vs Apple M1
6. Apple M3 vs Apple M2 Pro
7. AMD Ryzen 9 7945HX vs AMD Ryzen 9 8945HS
8. AMD Ryzen 9 7945HX vs AMD Ryzen 9 9955HX
9. AMD Ryzen 9 7945HX vs Intel Core i9 14900HX (5)
10. AMD Ryzen 9 7945HX vs AMD Ryzen 9 8940HX
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 9 7945HX or Apple M3?
🌐 Register your profile and become part of NanoReview community!
EnglishРусский