Intel Core i3-1315U vs Intel Core i7-1255U
50Single-core52.8
30.1Multi-core32.6
75.3Efficiencyspec-based75.3
—iGPU55.7
45.9Platformspec-based47.7
3 spec wins — Intel Core i3-1315U8 spec wins — Intel Core i7-1255U
InnoReviews verdict
Intel Core i7-1255U wins this laptop processor face-off, 48.6 to 45.8, pulling ahead mainly in single-core (+3) and multi-core (+3). Intel Core i3-1315U 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 i3-1315U
- 50% higher Max memory: 96 GB vs 64 GB
Reasons to pick the Intel Core i7-1255U
- 100% higher Efficiency cores: 8 vs 4
- 67% higher cores: 10 vs 6
- 50% higher threads: 12 vs 8
- 42% higher Base clock: 1.7 GHz vs 1.2 GHz
- 22% higher Geekbench 6 (multi): 6,600 vs 5,403
General
| Spec | Intel Core i3-1315U | Intel Core i7-1255U |
|---|---|---|
| Announced | 2023 | 2022 |
| Process | 10 nm | 10 nm |
| Base TDP | 15 W | 15 W |
| Max TDP | 55 W | 55 W |
Cores & Clocks
| Spec | Intel Core i3-1315U | Intel Core i7-1255U |
|---|---|---|
| Cores | 6 | 10+67% |
| Performance cores | 2 | 2 |
| Efficiency cores | 4 | 8+100% |
| Threads | 8 | 12+50% |
| Base clock | 1.2 GHz | 1.7 GHz+42% |
| Boost clock | 4.5 GHz | 4.7 GHz+4% |
| L3 cache | 10 MB | 12 MB+20% |
Integrated GPU
| Spec | Intel Core i3-1315U | Intel Core i7-1255U |
|---|---|---|
| iGPU | Intel UHD Graphics (64 EU) | Intel Iris Xe (96 EU) |
| iGPU clock | 1,250 MHz | 1,250 MHz |
Memory
| Spec | Intel Core i3-1315U | Intel Core i7-1255U |
|---|---|---|
| Memory support | DDR5-5200 / LPDDR5/X-5200 / DDR4-3200 / LPDDR4X-4267 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | 96 GB+50% | 64 GB |
Benchmarks
| Spec | Intel Core i3-1315U | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 2,323+9%Bottom 35% | 2,130Bottom 23% |
| Geekbench 6 (multi) | 5,403Bottom 9% | 6,600+22%Bottom 17% |
| Cinebench R23 (single) | — | 1,600Bottom 39% |
| Cinebench R23 (multi) | — | 6,800Bottom 20% |
| PassMark | 10,965Bottom 20% | 12,941+18%Bottom 25% |
| 3DMark Time Spy Graphics (iGPU) | — | 1,496Top 43% |
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