Ryzen 5 6600H vs Core Ultra 7 255U: which is better
AMD Ryzen 5 6600H (laptop, 2022) against Intel Core Ultra 7 255U (laptop, 2025): benchmarks, games, specs and current prices.
Key differences
- Ryzen 5 6600H is 1% faster in multi-threaded work (PassMark 17,992 vs 17,864).
- Core Ultra 7 255U is 16% faster per core.
- Core Ultra 7 255U has a lower TDP: 15 W vs 45 W.
| Ryzen 5 6600H | Core Ultra 7 255U | |
|---|---|---|
| Overall score | 25.0 | 24.8 |
| PassMark CPU Mark | 17,992 | 17,864 |
| Single-thread rating | 3,138 | 3,644 |
| US price | laptops only | laptops only |
| Cores | 6 | 12 (2P + 10E) |
| Threads | 12 | 14 |
| Base clock | 3.3 GHz | 2.0 GHz |
| Max boost | 4.5 GHz | 5.2 GHz |
| L3 cache | 16 MB | 12 MB |
| TDP | 45 W | 15 W |
| Max power | 45 W | 57 W |
| Memory | DDR5 / LPDDR5 | DDR5 / LPDDR5X |
| Memory speed | 4800 MT/s | 5600 MT/s |
| PCI Express | PCIe 4.0 | PCIe 4.0 |
| Socket | BGA (soldered) | BGA (soldered) |
| Process | 6 nm (TSMC N6) | 7 nm (Intel 3) |
| Architecture | Zen 3+ | Arrow Lake |
| Series | Ryzen 6000 | Core Ultra 200U |
| Release year | 2022 | 2025 |
| Integrated graphics | Radeon 660M | Intel Graphics (4 Xe) |