Core i7-1255U vs Core i5-1235U: which is better
Intel Core i7-1255U (laptop, 2022) against Intel Core i5-1235U (laptop, 2022): benchmarks, games, specs and current prices.
Key differences
- Core i7-1255U is 4% faster in multi-threaded work (PassMark 12,916 vs 12,393).
- Core i7-1255U is 3% faster per core.
| Core i7-1255U | Core i5-1235U | |
|---|---|---|
| Overall score | 17.9 | 17.2 |
| PassMark CPU Mark | 12,916 | 12,393 |
| Single-thread rating | 3,142 | 3,040 |
| US price | laptops only | laptops only |
| Cores | 10 (2P + 8E) | 10 (2P + 8E) |
| Threads | 12 | 12 |
| Base clock | 1.7 GHz | 1.3 GHz |
| Max boost | 4.7 GHz | 4.4 GHz |
| L3 cache | 12 MB | 12 MB |
| TDP | 15 W | 15 W |
| Max power | 55 W | 55 W |
| Memory | DDR5 / DDR4 | DDR5 / DDR4 |
| Memory speed | 4800 MT/s | 4800 MT/s |
| PCI Express | PCIe 4.0 | PCIe 4.0 |
| Socket | BGA (soldered) | BGA (soldered) |
| Process | 10 nm (Intel 7) | 10 nm (Intel 7) |
| Architecture | Alder Lake | Alder Lake |
| Series | 12th Gen Core (laptops) | 12th Gen Core (laptops) |
| Release year | 2022 | 2022 |
| Integrated graphics | Iris Xe | Iris Xe |