Intel Core i5-13420H vs Intel Core i7-1255U
56Single-core52.8
38.3Multi-core32.6
40.5Efficiencyspec-based75.3
42.1iGPU55.7
50.3Platformspec-based47.7
10 spec wins — Intel Core i5-13420H5 spec wins — Intel Core i7-1255U
InnoReviews verdict
Intel Core i7-1255U wins this laptop processor face-off, 48.6 to 45.2, pulling ahead mainly in iGPU (+14). Intel Core i5-13420H 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 i5-13420H
- Stronger single-core score: 56 vs 53
- Stronger multi-core score: 38 vs 33
- 109% higher Max TDP: 115 W vs 55 W
- 100% higher Performance cores: 4 vs 2
- 57% higher Cinebench R23 (multi): 10,679 vs 6,800
Reasons to pick the Intel Core i7-1255U
- Stronger iGPU score: 56 vs 42
- 100% higher Efficiency cores: 8 vs 4
- 84% higher 3DMark Time Spy Graphics (iGPU): 1,496 vs 812
- 67% lower Base TDP: 15 W vs 45 W
- 25% higher cores: 10 vs 8
General
| Spec | Intel Core i5-13420H | Intel Core i7-1255U |
|---|---|---|
| Announced | 2023 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 45 W | 15 W+67% |
| Max TDP | 115 W+109% | 55 W |
Cores & Clocks
| Spec | Intel Core i5-13420H | Intel Core i7-1255U |
|---|---|---|
| Cores | 8 | 10+25% |
| Performance cores | 4+100% | 2 |
| Efficiency cores | 4 | 8+100% |
| Threads | 12 | 12 |
| Base clock | 2.1 GHz+24% | 1.7 GHz |
| Boost clock | 4.6 GHz | 4.7 GHz+2% |
| L3 cache | 12 MB | 12 MB |
Integrated GPU
| Spec | Intel Core i5-13420H | Intel Core i7-1255U |
|---|---|---|
| iGPU | Intel UHD Graphics (48 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,400 MHz | 1,250 MHz |
Memory
| Spec | Intel Core i5-13420H | Intel Core i7-1255U |
|---|---|---|
| Memory support | DDR5-5200 / LPDDR5X-5200 / DDR4-3200 / LPDDR4X-4267 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | 96 GB+50% | 64 GB |
Benchmarks
| Spec | Intel Core i5-13420H | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 2,273+7%Bottom 35% | 2,130Bottom 25% |
| Geekbench 6 (multi) | 8,158+24%Bottom 26% | 6,600Bottom 17% |
| Cinebench R23 (single) | 1,681+5%Bottom 50% | 1,600Bottom 41% |
| Cinebench R23 (multi) | 10,679+57%Bottom 44% | 6,800Bottom 20% |
| PassMark | 16,769+30%Bottom 38% | 12,941Bottom 25% |
| 3DMark Time Spy Graphics (iGPU) | 812Bottom 32% | 1,496+84%Top 42% |
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