AMD Ryzen 9 9955HX vs Apple M4 Max (16-core)
74.2Single-core86.9
82Multi-core80.8
42.2Efficiencyspec-based93.3
32.6iGPU—
84.3Platformspec-based60
7 spec wins — AMD Ryzen 9 9955HX4 spec wins — Apple M4 Max (16-core)
InnoReviews verdict
Apple M4 Max (16-core) wins this laptop processor face-off, 81.1 to 69.5, pulling ahead mainly in single-core (+13). AMD Ryzen 9 9955HX still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 9955HX
- 100% higher threads: 32 vs 16
- 100% higher Max memory: 256 GB vs 128 GB
- 33% higher Performance cores: 16 vs 12
- 33% higher Cinebench R23 (multi): 37,500 vs 28,100
- 28% higher PassMark: 56,261 vs 43,917
Reasons to pick the Apple M4 Max (16-core)
- Stronger single-core score: 87 vs 74
- 35% higher Geekbench 6 (multi): 26,300 vs 19,500
- 31% higher Geekbench 6 (single): 4,020 vs 3,080
- 25% lower process: 3 nm vs 4 nm
General
| Spec | AMD Ryzen 9 9955HX | Apple M4 Max (16-core) |
|---|---|---|
| Announced | 2025 | 2024 |
| Process | 4 nm | 3 nm+25% |
| Base TDP | 55 W | — |
| Max TDP | 75 W | — |
Cores & Clocks
| Spec | AMD Ryzen 9 9955HX | Apple M4 Max (16-core) |
|---|---|---|
| Cores | 16 | 16 |
| Performance cores | 16+33% | 12 |
| Efficiency cores | — | 4 |
| Threads | 32+100% | 16 |
| Base clock | 2.5 GHz | — |
| Boost clock | 5.4 GHz+20% | 4.5 GHz |
| L3 cache | 64 MB | — |
Integrated GPU
| Spec | AMD Ryzen 9 9955HX | Apple M4 Max (16-core) |
|---|---|---|
| iGPU | AMD Radeon 610M | Apple 40-core GPU |
| iGPU clock | 2,200 MHz | — |
Memory
| Spec | AMD Ryzen 9 9955HX | Apple M4 Max (16-core) |
|---|---|---|
| Memory support | DDR5-5600 | LPDDR5X-8533 |
| Max memory | 256 GB+100% | 128 GB |
Benchmarks
| Spec | AMD Ryzen 9 9955HX | Apple M4 Max (16-core) |
|---|---|---|
| Geekbench 6 (single) | 3,080Top 17% | 4,020+31%Top 6% |
| Geekbench 6 (multi) | 19,500Top 12% | 26,300+35%Top 3% |
| Cinebench R23 (single) | 2,150Top 12% | 2,230+4%Top 5% |
| Cinebench R23 (multi) | 37,500+33%Top 3% | 28,100Top 10% |
| PassMark | 56,261+28%Top 5% | 43,917Top 11% |
| 3DMark Time Spy Graphics (iGPU) | 528Bottom 20% | — |
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