Intel Core Ultra 7 255H vs Intel Core Ultra 9 285H
69.7Single-core74.7
56.8Multi-core64.7
75.7Efficiencyspec-based56
75.9iGPU75.9
60.5Platformspec-based60.5
1 spec wins — Intel Core Ultra 7 255H7 spec wins — Intel Core Ultra 9 285H
InnoReviews verdict
This one is close to a dead heat: Intel Core Ultra 7 255H scores 65.3 against 66.4 for Intel Core Ultra 9 285H. Pick by the categories that matter to you — Intel Core Ultra 9 285H edges ahead in multi-core and single-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core Ultra 7 255H
- 38% lower Base TDP: 28 W vs 45 W
Reasons to pick the Intel Core Ultra 9 285H
- Stronger single-core score: 75 vs 70
- Stronger multi-core score: 65 vs 57
- 45% higher Base clock: 2.9 GHz vs 2 GHz
- 30% higher Cinebench R23 (multi): 24,200 vs 18,624
- 17% higher Geekbench 6 (multi): 17,900 vs 15,362
General
| Spec | Intel Core Ultra 7 255H | Intel Core Ultra 9 285H |
|---|---|---|
| Announced | 2025 | 2025 |
| Process | 3 nm | 3 nm |
| Base TDP | 28 W+38% | 45 W |
| Max TDP | 115 W | 115 W |
Cores & Clocks
| Spec | Intel Core Ultra 7 255H | Intel Core Ultra 9 285H |
|---|---|---|
| Cores | 16 | 16 |
| Performance cores | 6 | 6 |
| Efficiency cores | 10 | 10 |
| Threads | 16 | 16 |
| Base clock | 2 GHz | 2.9 GHz+45% |
| Boost clock | 5.1 GHz | 5.4 GHz+6% |
| L3 cache | 24 MB | 24 MB |
Integrated GPU
| Spec | Intel Core Ultra 7 255H | Intel Core Ultra 9 285H |
|---|---|---|
| iGPU | Intel Arc 140T | Intel Arc 140T |
| iGPU clock | 2,250 MHz | 2,350 MHz |
Memory
| Spec | Intel Core Ultra 7 255H | Intel Core Ultra 9 285H |
|---|---|---|
| Memory support | LPDDR5X-8400 / DDR5-6400 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 128 GB | 128 GB |
Benchmarks
| Spec | Intel Core Ultra 7 255H | Intel Core Ultra 9 285H |
|---|---|---|
| Geekbench 6 (single) | 2,851Top 29% | 3,080+8%Top 17% |
| Geekbench 6 (multi) | 15,362Top 23% | 17,900+17%Top 15% |
| Cinebench R23 (single) | 2,055Top 18% | 2,180+6%Top 10% |
| Cinebench R23 (multi) | 18,624Top 20% | 24,200+30%Top 13% |
| PassMark | 30,782Top 21% | 34,203+11%Top 20% |
| 3DMark Time Spy Graphics (iGPU) | 3,719Top 7% | 3,719Top 7% |
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