Intel Core i7-1255U
Intel laptop processor from 2022, soldered: 10 cores, 12 threads, up to 4.7 GHz.
17.9Overall score, of 100
12,916PassMark CPU Mark
3,142Single-thread rating
laptops onlyUS price
Specifications
| Cores | 10 (2P + 8E) |
|---|---|
| Threads | 12 |
| Base clock | 1.7 GHz |
| Max boost | 4.7 GHz |
| L3 cache | 12 MB |
| TDP | 15 W |
| Max power | 55 W |
| Memory | DDR5 / DDR4 |
| Memory speed | 4800 MT/s |
| PCI Express | PCIe 4.0 |
| Socket | BGA (soldered) |
| Process | 10 nm (Intel 7) |
| Architecture | Alder Lake |
| Series | 12th Gen Core (laptops) |
| Release year | 2022 |
| Integrated graphics | Iris Xe |
Often compared with
Similar performance
- AMD Ryzen 7 4700U PassMark 13,087, laptops only
- AMD Ryzen 5 5500U PassMark 12,576, laptops only
- Intel Core i5-1235U PassMark 12,393, laptops only
- Intel Core i5-1335U PassMark 13,737, laptops only
- Intel Core i7-1355U PassMark 13,817, laptops only
- Intel Core i7-10870H PassMark 13,907, laptops only
Specs: manufacturer data. Scores: PassMark. Gaming: Tom's Hardware. US prices: PassMark, updated 2026-10-30.