Intel Core i7-1255U vs Intel Core Ultra 5 125H
52.8Single-core55.1
32.6Multi-core44.8
75.3Efficiencyspec-based66.9
55.7iGPU70.2
47.7Platformspec-based57.9
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, 55.2 to 48.6, pulling ahead mainly in iGPU (+15) and multi-core (+12). 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
- 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 multi-core score: 45 vs 33
- Stronger iGPU score: 70 vs 56
- 109% higher Max TDP: 115 W vs 55 W
- 100% higher Performance cores: 4 vs 2
- 99% higher Cinebench R23 (multi): 13,500 vs 6,800
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 |
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) | 2,130Bottom 21% | 2,240+5%Bottom 27% |
| Geekbench 6 (multi) | 6,600Bottom 16% | 11,100+68%Bottom 48% |
| Cinebench R23 (single) | 1,600Bottom 35% | 1,650+3%Bottom 39% |
| Cinebench R23 (multi) | 6,800Bottom 19% | 13,500+99%Top 46% |
| PassMark | 12,941Bottom 23% | 19,976+54%Bottom 50% |
| 3DMark Time Spy Graphics (iGPU) | 1,496Top 43% | 2,881+93%Top 18% |
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