Intel Core i7-11800H vs Intel Core Ultra 7 155U
51.8Single-core54.1
41.1Multi-core38.4
40.5Efficiencyspec-based81.9
37.8iGPU—
60.5Platformspec-based51.8
7 spec wins — Intel Core i7-11800H7 spec wins — Intel Core Ultra 7 155U
InnoReviews verdict
Intel Core Ultra 7 155U wins this laptop processor face-off, 52.3 to 46.3, pulling ahead mainly in single-core (+2). 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
- 100% higher L3 cache: 24 MB vs 12 MB
- 35% higher Base clock: 2.3 GHz vs 1.7 GHz
- 33% higher Max memory: 128 GB vs 96 GB
- 21% higher Cinebench R23 (multi): 11,662 vs 9,627
- 21% higher PassMark: 19,575 vs 16,133
Reasons to pick the Intel Core Ultra 7 155U
- 67% lower Base TDP: 15 W vs 45 W
- 50% higher cores: 12 vs 8
- 30% lower process: 7 nm vs 10 nm
General
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 155U |
|---|---|---|
| Announced | 2021 | 2023 |
| Process | 10 nm | 7 nm+30% |
| Base TDP | 45 W | 15 W+67% |
| Max TDP | — | 57 W |
Cores & Clocks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 155U |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | — | 2 |
| Efficiency cores | — | 10 |
| Threads | 16+14% | 14 |
| Base clock | 2.3 GHz+35% | 1.7 GHz |
| Boost clock | 4.6 GHz | 4.8 GHz+4% |
| L3 cache | 24 MB+100% | 12 MB |
Integrated GPU
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 155U |
|---|---|---|
| iGPU | Intel UHD Graphics Xe (32 EU) | Intel Graphics (4 Xe) |
| iGPU clock | 1,450 MHz | 1,950 MHz |
Memory
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 155U |
|---|---|---|
| Memory support | DDR4-3200 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 128 GB+33% | 96 GB |
Benchmarks
| Spec | Intel Core i7-11800H | Intel Core Ultra 7 155U |
|---|---|---|
| Geekbench 6 (single) | 2,193Bottom 29% | 2,195Bottom 30% |
| Geekbench 6 (multi) | 9,254+3%Bottom 34% | 8,981Bottom 31% |
| Cinebench R23 (single) | 1,499Bottom 30% | 1,627+9%Bottom 44% |
| Cinebench R23 (multi) | 11,662+21%Bottom 48% | 9,627Bottom 37% |
| PassMark | 19,575+21%Bottom 50% | 16,133Bottom 34% |
| 3DMark Time Spy Graphics (iGPU) | 670Bottom 25% | — |
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