Intel Core i7-1255U vs Intel Core Ultra 9 386H
52.8Single-core70.3
32.6Multi-core60
75.3Efficiencyspec-based81.4
55.7iGPU70
47.7Platformspec-based58.2
1 spec wins — Intel Core i7-1255U17 spec wins — Intel Core Ultra 9 386H
InnoReviews verdict
Intel Core Ultra 9 386H wins this laptop processor face-off, 66.5 to 48.6, pulling ahead mainly in multi-core (+27) and single-core (+18). 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
- 40% lower Base TDP: 15 W vs 25 W
Reasons to pick the Intel Core Ultra 9 386H
- Stronger single-core score: 70 vs 53
- Stronger multi-core score: 60 vs 33
- Stronger iGPU score: 70 vs 56
- 184% higher Cinebench R23 (multi): 19,307 vs 6,800
- 179% higher PassMark: 36,060 vs 12,941
General
| Spec | Intel Core i7-1255U | Intel Core Ultra 9 386H |
|---|---|---|
| Announced | 2022 | 2026 |
| Process | 10 nm | 2 nm+80% |
| Base TDP | 15 W+40% | 25 W |
| Max TDP | 55 W | 80 W+45% |
Cores & Clocks
| Spec | Intel Core i7-1255U | Intel Core Ultra 9 386H |
|---|---|---|
| Cores | 10 | 16+60% |
| Performance cores | 2 | 4+100% |
| Efficiency cores | 8 | 12+50% |
| Threads | 12 | 16+33% |
| Base clock | 1.7 GHz | 2.1 GHz+24% |
| Boost clock | 4.7 GHz | 4.9 GHz+4% |
| L3 cache | 12 MB | 18 MB+50% |
Integrated GPU
| Spec | Intel Core i7-1255U | Intel Core Ultra 9 386H |
|---|---|---|
| iGPU | Intel Iris Xe (96 EU) | Intel Graphics (4 Xe3-cores) |
| iGPU clock | 1,250 MHz | 2,500 MHz |
Memory
| Spec | Intel Core i7-1255U | Intel Core Ultra 9 386H |
|---|---|---|
| Memory support | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 | LPDDR5X, DDR5 |
| Max memory | 64 GB | 128 GB+100% |
Benchmarks
| Spec | Intel Core i7-1255U | Intel Core Ultra 9 386H |
|---|---|---|
| Geekbench 6 (single) | 2,130Bottom 21% | 2,876+35%Top 21% |
| Geekbench 6 (multi) | 6,600Bottom 16% | 16,298+147%Top 18% |
| Cinebench R23 (single) | 1,600Bottom 35% | 2,069+29%Top 14% |
| Cinebench R23 (multi) | 6,800Bottom 19% | 19,307+184%Top 18% |
| PassMark | 12,941Bottom 23% | 36,060+179%Top 16% |
| 3DMark Time Spy Graphics (iGPU) | 1,496Top 43% | 2,846+90%Top 21% |
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