AMD Ryzen 9 9955HX vs Intel Core Ultra 7 155H
74.2Single-core56.9
82Multi-core48.3
42.2Efficiencyspec-based66.9
32.6iGPU72.7
84.3Platformspec-based63.1
13 spec wins — AMD Ryzen 9 9955HX3 spec wins — Intel Core Ultra 7 155H
InnoReviews verdict
AMD Ryzen 9 9955HX wins this laptop processor face-off, 69.5 to 57.9, pulling ahead mainly in multi-core (+34) and single-core (+17). Intel Core Ultra 7 155H 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
- Stronger single-core score: 74 vs 57
- Stronger multi-core score: 82 vs 48
- 167% higher Performance cores: 16 vs 6
- 167% higher L3 cache: 64 MB vs 24 MB
- 167% higher Max memory: 256 GB vs 96 GB
Reasons to pick the Intel Core Ultra 7 155H
- Stronger iGPU score: 73 vs 33
- 511% higher 3DMark Time Spy Graphics (iGPU): 3,225 vs 528
- 53% higher Max TDP: 115 W vs 75 W
- 49% lower Base TDP: 28 W vs 55 W
General
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 7 155H |
|---|---|---|
| Announced | 2025 | 2023 |
| Process | 4 nm+43% | 7 nm |
| Base TDP | 55 W | 28 W+49% |
| Max TDP | 75 W | 115 W+53% |
Cores & Clocks
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 7 155H |
|---|---|---|
| Cores | 16 | 16 |
| Performance cores | 16+167% | 6 |
| Efficiency cores | — | 10 |
| Threads | 32+45% | 22 |
| Base clock | 2.5 GHz+79% | 1.4 GHz |
| Boost clock | 5.4 GHz+13% | 4.8 GHz |
| L3 cache | 64 MB+167% | 24 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 7 155H |
|---|---|---|
| iGPU | AMD Radeon 610M | Intel Arc Graphics (8 Xe) |
| iGPU clock | 2,200 MHz | 2,250 MHz |
Memory
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 7 155H |
|---|---|---|
| Memory support | DDR5-5600 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 256 GB+167% | 96 GB |
Benchmarks
| Spec | AMD Ryzen 9 9955HX | Intel Core Ultra 7 155H |
|---|---|---|
| Geekbench 6 (single) | 3,080+33%Top 14% | 2,320Bottom 32% |
| Geekbench 6 (multi) | 19,500+61%Top 10% | 12,100Top 46% |
| Cinebench R23 (single) | 2,150+26%Top 11% | 1,700Bottom 45% |
| Cinebench R23 (multi) | 37,500+152%Top 2% | 14,900Top 35% |
| PassMark | 56,261+130%Top 4% | 24,448Top 38% |
| 3DMark Time Spy Graphics (iGPU) | 528Bottom 18% | 3,225+511%Top 13% |
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