Intel Core i7-11800H vs Intel Core Ultra 7 255HX
51.8Single-core72.8
41.1Multi-core73.8
40.5Efficiencyspec-based44.4
37.8iGPU—
60.5Platformspec-based69.6
1 spec wins — Intel Core i7-11800H13 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 46.3, pulling ahead mainly in multi-core (+33) and single-core (+21). 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
- 18% lower Base TDP: 45 W vs 55 W
Reasons to pick the Intel Core Ultra 7 255HX
- Stronger single-core score: 73 vs 52
- Stronger multi-core score: 74 vs 41
- 173% higher Cinebench R23 (multi): 31,781 vs 11,662
- 150% higher cores: 20 vs 8
- 145% higher PassMark: 47,933 vs 19,575
General
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255HX |
|---|---|---|
| Announced | 2021 | 2025 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 45 W+18% | 55 W |
| Max TDP | — | 160 W |
Cores & Clocks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 8 | 20+150% |
| Performance cores | — | 8 |
| Efficiency cores | — | 12 |
| Threads | 16 | 20+25% |
| Base clock | 2.3 GHz | 2.4 GHz+4% |
| Boost clock | 4.6 GHz | 5.2 GHz+13% |
| L3 cache | 24 MB | 30 MB+25% |
Integrated GPU
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | Intel UHD Graphics Xe (32 EU) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 1,450 MHz | 1,850 MHz |
Memory
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
Benchmarks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 2,193Bottom 24% | 2,959+35%Top 17% |
| Geekbench 6 (multi) | 9,254Bottom 35% | 17,915+94%Top 12% |
| Cinebench R23 (single) | 1,499Bottom 27% | 2,154+44%Top 10% |
| Cinebench R23 (multi) | 11,662Bottom 48% | 31,781+173%Top 6% |
| PassMark | 19,575Bottom 48% | 47,933+145%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 670Bottom 23% | — |
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