Intel Core i5-1340P vs Intel Core i7-1255U
56Single-core52.8
39.2Multi-core32.6
60.2Efficiencyspec-based75.3
50.3iGPU55.7
50.7Platformspec-based47.7
11 spec wins — Intel Core i5-1340P3 spec wins — Intel Core i7-1255U
InnoReviews verdict
This one is close to a dead heat: Intel Core i5-1340P scores 49.4 against 48.6 for Intel Core i7-1255U. Pick by the categories that matter to you — Intel Core i5-1340P edges ahead in multi-core and single-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-1340P
- Stronger single-core score: 56 vs 53
- Stronger multi-core score: 39 vs 33
- 100% higher Performance cores: 4 vs 2
- 46% higher Cinebench R23 (multi): 9,900 vs 6,800
- 41% higher PassMark: 18,284 vs 12,941
Reasons to pick the Intel Core i7-1255U
- Stronger iGPU score: 56 vs 50
- 46% lower Base TDP: 15 W vs 28 W
- 27% higher 3DMark Time Spy Graphics (iGPU): 1,496 vs 1,175
General
| Spec | Intel Core i5-1340P | Intel Core i7-1255U |
|---|---|---|
| Announced | 2023 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 28 W | 15 W+46% |
| Max TDP | 64 W+16% | 55 W |
Cores & Clocks
| Spec | Intel Core i5-1340P | Intel Core i7-1255U |
|---|---|---|
| Cores | 12+20% | 10 |
| Performance cores | 4+100% | 2 |
| Efficiency cores | 8 | 8 |
| Threads | 16+33% | 12 |
| Base clock | 1.9 GHz+12% | 1.7 GHz |
| Boost clock | 4.6 GHz | 4.7 GHz+2% |
| L3 cache | 12 MB | 12 MB |
Integrated GPU
| Spec | Intel Core i5-1340P | Intel Core i7-1255U |
|---|---|---|
| iGPU | Intel Iris Xe (80 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,450 MHz | 1,250 MHz |
Memory
| Spec | Intel Core i5-1340P | Intel Core i7-1255U |
|---|---|---|
| Memory support | DDR5-5200 / LPDDR5X-6400 / DDR4-3200 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | 64 GB | 64 GB |
Benchmarks
| Spec | Intel Core i5-1340P | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 2,270+7%Bottom 34% | 2,130Bottom 25% |
| Geekbench 6 (multi) | 8,900+35%Bottom 30% | 6,600Bottom 17% |
| Cinebench R23 (single) | 1,680+5%Bottom 49% | 1,600Bottom 41% |
| Cinebench R23 (multi) | 9,900+46%Bottom 38% | 6,800Bottom 20% |
| PassMark | 18,284+41%Bottom 45% | 12,941Bottom 25% |
| 3DMark Time Spy Graphics (iGPU) | 1,175Bottom 45% | 1,496+27%Top 42% |
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