Intel Core Ultra 7 255U vs Intel Core Ultra 9 185H
60.7Single-core59.9
40.7Multi-core52.9
90.8Efficiencyspec-based47.1
61.3iGPU72.7
53.6Platformspec-based63.1
6 spec wins — Intel Core Ultra 7 255U12 spec wins — Intel Core Ultra 9 185H
InnoReviews verdict
This one is close to a dead heat: Intel Core Ultra 7 255U scores 57.2 against 57.3 for Intel Core Ultra 9 185H. Pick by the categories that matter to you — Intel Core Ultra 9 185H edges ahead in multi-core and iGPU, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core Ultra 7 255U
- 67% lower Base TDP: 15 W vs 45 W
- 57% lower process: 3 nm vs 7 nm
- 33% higher Max memory: 128 GB vs 96 GB
Reasons to pick the Intel Core Ultra 9 185H
- Stronger multi-core score: 53 vs 41
- Stronger iGPU score: 73 vs 61
- 200% higher Performance cores: 6 vs 2
- 102% higher Max TDP: 115 W vs 57 W
- 100% higher L3 cache: 24 MB vs 12 MB
General
| Spec | Intel Core Ultra 7 255U | Intel Core Ultra 9 185H |
|---|---|---|
| Announced | 2025 | 2024 |
| Process | 3 nm+57% | 7 nm |
| Base TDP | 15 W+67% | 45 W |
| Max TDP | 57 W | 115 W+102% |
Cores & Clocks
| Spec | Intel Core Ultra 7 255U | Intel Core Ultra 9 185H |
|---|---|---|
| Cores | 12 | 16+33% |
| Performance cores | 2 | 6+200% |
| Efficiency cores | 10 | 10 |
| Threads | 14 | 22+57% |
| Base clock | 2 GHz | 2.3 GHz+15% |
| Boost clock | 5.2 GHz+2% | 5.1 GHz |
| L3 cache | 12 MB | 24 MB+100% |
Integrated GPU
| Spec | Intel Core Ultra 7 255U | Intel Core Ultra 9 185H |
|---|---|---|
| iGPU | Intel Graphics (4 Xe-cores) | Intel Arc Graphics (8 Xe) |
| iGPU clock | 2,100 MHz | 2,350 MHz |
Memory
| Spec | Intel Core Ultra 7 255U | Intel Core Ultra 9 185H |
|---|---|---|
| Memory support | LPDDR5/X-8400 / DDR5-6400 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 128 GB+33% | 96 GB |
Benchmarks
| Spec | Intel Core Ultra 7 255U | Intel Core Ultra 9 185H |
|---|---|---|
| Geekbench 6 (single) | 2,428Bottom 40% | 2,430Bottom 41% |
| Geekbench 6 (multi) | 10,105Bottom 39% | 13,400+33%Top 32% |
| Cinebench R23 (single) | 1,835+3%Top 35% | 1,790Top 43% |
| Cinebench R23 (multi) | 10,123Bottom 38% | 17,300+71%Top 27% |
| PassMark | 17,851Bottom 41% | 28,947+62%Top 25% |
| PassMark (single thread) | 3,642Top 48% | 3,657Top 47% |
| 3DMark Time Spy Graphics (iGPU) | 1,926Top 40% | 3,225+67%Top 18% |
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