AMD Ryzen 9 9955HX vs Intel Core Ultra 9 285HX
76.4Single-core73.9
81.5Multi-core82
42.2Efficiencyspec-based44.4
32iGPU61
84.3Platformspec-based73.9
4 spec wins — AMD Ryzen 9 9955HX11 spec wins — Intel Core Ultra 9 285HX
InnoReviews verdict
This one is close to a dead heat: AMD Ryzen 9 9955HX scores 69.8 against 71 for Intel Core Ultra 9 285HX. Pick by the categories that matter to you — Intel Core Ultra 9 285HX edges ahead in iGPU and multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 9955HX
- 100% higher Performance cores: 16 vs 8
- 78% higher L3 cache: 64 MB vs 36 MB
- 33% higher threads: 32 vs 24
Reasons to pick the Intel Core Ultra 9 285HX
- Stronger iGPU score: 61 vs 32
- 269% higher 3DMark Time Spy Graphics (iGPU): 1,902 vs 515
- 113% higher Max TDP: 160 W vs 75 W
- 50% higher cores: 24 vs 16
- 25% lower process: 3 nm vs 4 nm
General
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Announced | 2025 | 2025 |
| Process | 4 nm | 3 nm+25% |
| Base TDP | 55 W | 55 W |
| Max TDP | 75 W | 160 W+113% |
Cores & Clocks
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Cores | 16 | 24+50% |
| Performance cores | 16+100% | 8 |
| Efficiency cores | — | 16 |
| Threads | 32+33% | 24 |
| Base clock | 2.5 GHz | 2.8 GHz+12% |
| Boost clock | 5.4 GHz | 5.5 GHz+2% |
| L3 cache | 64 MB+78% | 36 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 9 285HX |
|---|---|---|
| iGPU | AMD Radeon 610M | Intel Graphics (4 Xe-cores) |
| iGPU clock | 2,200 MHz | 2,000 MHz |
Memory
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Memory support | DDR5-5600 | DDR5-6400 |
| Max memory | 256 GB | 256 GB |
Benchmarks
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 9 285HX |
|---|---|---|
| Geekbench 6 (single) | 3,230+7%Top 8% | 3,014Top 13% |
| Geekbench 6 (multi) | 19,433Top 7% | 19,741+2%Top 7% |
| Cinebench R23 (single) | 2,174Top 5% | 2,180Top 4% |
| Cinebench R23 (multi) | 36,882Top 2% | 36,908Top 2% |
| PassMark | 56,261Top 4% | 56,512Top 3% |
| PassMark (single thread) | 4,390Top 10% | 4,601+5%Top 5% |
| 3DMark Time Spy Graphics (iGPU) | 515Bottom 9% | 1,902+269%Top 42% |
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