AMD Ryzen 9 9955HX3D vs Intel Core Ultra 7 255HX
75.7Single-core72.8
84.4Multi-core73.8
42.2Efficiencyspec-based44.4
83.3Platformspec-based69.6
9 spec wins — AMD Ryzen 9 9955HX3D7 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
AMD Ryzen 9 9955HX3D wins this laptop processor face-off, 74.8 to 67.9, pulling ahead mainly in multi-core (+11) and single-core (+3). Intel Core Ultra 7 255HX 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 9955HX3D
- Stronger multi-core score: 84 vs 74
- 327% higher L3 cache: 128 MB vs 30 MB
- 100% higher Performance cores: 16 vs 8
- 60% higher threads: 32 vs 20
- 30% higher PassMark: 62,111 vs 47,933
Reasons to pick the Intel Core Ultra 7 255HX
- 167% higher Max memory: 256 GB vs 96 GB
- 113% higher Max TDP: 160 W vs 75 W
- 25% lower process: 3 nm vs 4 nm
- 25% higher cores: 20 vs 16
General
| Spec | AMD Ryzen 9 9955HX3D | Intel Core Ultra 7 255HX |
|---|---|---|
| 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 9955HX3D | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 16 | 20+25% |
| Performance cores | 16+100% | 8 |
| Efficiency cores | 0 | 12 |
| Threads | 32+60% | 20 |
| Base clock | 2.5 GHz+4% | 2.4 GHz |
| Boost clock | 5.4 GHz+4% | 5.2 GHz |
| L3 cache | 128 MB+327% | 30 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9955HX3D | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | AMD Radeon 610M (2 CU) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 2,200 MHz | 1,850 MHz |
Memory
| Spec | AMD Ryzen 9 9955HX3D | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | DDR5-5600 | DDR5-6400 |
| Max memory | 96 GB | 256 GB+167% |
Benchmarks
| Spec | AMD Ryzen 9 9955HX3D | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 3,203+8%Top 10% | 2,959Top 18% |
| Geekbench 6 (multi) | 20,023+12%Top 9% | 17,915Top 12% |
| Cinebench R23 (single) | 2,150Top 9% | 2,154Top 8% |
| Cinebench R23 (multi) | 37,459+18%Top 3% | 31,781Top 6% |
| PassMark | 62,111+30%Top 1% | 47,933Top 8% |
| PassMark (single thread) | 4,497Top 10% | 4,543+1%Top 8% |
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