Intel Core i7-1255U vs Intel Core Ultra 5 125H
35.6Single-core39.3
20Multi-core33.4
75.3Efficiency66.9
34iGPU72
47.7Platform57.9
3 spec wins — Intel Core i7-1255U15 spec wins — Intel Core Ultra 5 125H
InnoReviews verdict
Intel Core Ultra 5 125H wins this laptop processor face-off, 47.4 to 37.8, pulling ahead mainly in iGPU (+38) and Multi-core (+13). Intel Core i7-1255U 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 i7-1255U
- Stronger efficiency score: 75 vs 67
- 46% lower Base TDP: 15 W vs 28 W
- 42% higher Base clock: 1.7 GHz vs 1.2 GHz
Reasons to pick the Intel Core Ultra 5 125H
- Stronger Single-core score: 39 vs 36
- Stronger Multi-core score: 33 vs 20
- Stronger iGPU score: 72 vs 34
- Stronger platform score: 58 vs 48
- 109% higher Max TDP: 115 W vs 55 W
General
| Spec | Intel Core i7-1255U | Intel Core Ultra 5 125H |
|---|---|---|
| Announced | 2022 | 2023 |
| Process | 10 nm | 7 nm+30% |
| Base TDP | 15 W+46% | 28 W |
| Max TDP | 55 W | 115 W+109% |
Cores & Clocks
| Spec | Intel Core i7-1255U | Intel Core Ultra 5 125H |
|---|---|---|
| Cores | 10 | 14+40% |
| Performance cores | 2 | 4+100% |
| Efficiency cores | 8 | 10+25% |
| Threads | 12 | 18+50% |
| Base clock | 1.7 GHz+42% | 1.2 GHz |
| Boost clock | 4.7 GHz+4% | 4.5 GHz |
| L3 cache | 12 MB | 18 MB+50% |
Integrated GPU
| Spec | Intel Core i7-1255U | Intel Core Ultra 5 125H |
|---|---|---|
| iGPU | Intel Iris Xe (96 EU) | Intel Arc Graphics (7 Xe) |
| iGPU clock | 1,250 MHz | 2,200 MHz+76% |
Memory
| Spec | Intel Core i7-1255U | Intel Core Ultra 5 125H |
|---|---|---|
| Memory support | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 64 GB | 96 GB+50% |
Benchmarks
| Spec | Intel Core i7-1255U | Intel Core Ultra 5 125H |
|---|---|---|
| Geekbench 6 (single) | 2,130 | 2,240+5% |
| Geekbench 6 (multi) | 6,600 | 11,100+68% |
| Cinebench R23 (single) | 1,600 | 1,650+3% |
| Cinebench R23 (multi) | 6,800 | 13,500+99% |
| PassMark | 13,000 | 24,400+88% |
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