Intel Core i7-11800H vs Intel Core Ultra 7 255H
51.8Single-core69.7
41.1Multi-core56.8
40.5Efficiencyspec-based75.7
37.8iGPU75.9
60.5Platformspec-based60.5
1 spec wins — Intel Core i7-11800H11 spec wins — Intel Core Ultra 7 255H
InnoReviews verdict
Intel Core Ultra 7 255H wins this laptop processor face-off, 65.3 to 46.3, pulling ahead mainly in iGPU (+38) and single-core (+18). Intel Core i7-11800H still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i7-11800H
- 15% higher Base clock: 2.3 GHz vs 2 GHz
Reasons to pick the Intel Core Ultra 7 255H
- Stronger single-core score: 70 vs 52
- Stronger multi-core score: 57 vs 41
- Stronger iGPU score: 76 vs 38
- 455% higher 3DMark Time Spy Graphics (iGPU): 3,719 vs 670
- 100% higher cores: 16 vs 8
General
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255H |
|---|---|---|
| Announced | 2021 | 2025 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 45 W | 28 W+38% |
| Max TDP | — | 115 W |
Cores & Clocks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255H |
|---|---|---|
| Cores | 8 | 16+100% |
| Performance cores | — | 6 |
| Efficiency cores | — | 10 |
| Threads | 16 | 16 |
| Base clock | 2.3 GHz+15% | 2 GHz |
| Boost clock | 4.6 GHz | 5.1 GHz+11% |
| L3 cache | 24 MB | 24 MB |
Integrated GPU
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255H |
|---|---|---|
| iGPU | Intel UHD Graphics Xe (32 EU) | Intel Arc 140T |
| iGPU clock | 1,450 MHz | 2,250 MHz |
Memory
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255H |
|---|---|---|
| Memory support | DDR4-3200 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 128 GB | 128 GB |
Benchmarks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255H |
|---|---|---|
| Geekbench 6 (single) | 2,193Bottom 29% | 2,851+30%Top 29% |
| Geekbench 6 (multi) | 9,254Bottom 34% | 15,362+66%Top 23% |
| Cinebench R23 (single) | 1,499Bottom 30% | 2,055+37%Top 18% |
| Cinebench R23 (multi) | 11,662Bottom 48% | 18,624+60%Top 20% |
| PassMark | 19,575Bottom 50% | 30,782+57%Top 21% |
| 3DMark Time Spy Graphics (iGPU) | 670Bottom 25% | 3,719+455%Top 7% |
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