AMD Ryzen 9 9955HX
AMD laptop processor from 2025, soldered: 16 cores, 32 threads, up to 5.4 GHz.
78.2Overall score, of 100
56,353PassMark CPU Mark
4,392Single-thread rating
laptops onlyUS price
Specifications
| Cores | 16 |
|---|---|
| Threads | 32 |
| Base clock | 2.5 GHz |
| Max boost | 5.4 GHz |
| L3 cache | 64 MB |
| TDP | 55 W |
| Max power | 75 W |
| Memory | DDR5 |
| Memory speed | 5600 MT/s |
| PCI Express | PCIe 5.0 |
| Socket | BGA (soldered) |
| Process | 4 nm (TSMC N4P) |
| Architecture | Zen 5 |
| Series | Ryzen 9000HX |
| Release year | 2025 |
| Integrated graphics | Radeon 610M |
Often compared with
Similar performance
- Intel Core Ultra 9 285HX PassMark 56,405, laptops only
- Intel Core Ultra 9 275HX PassMark 55,668, laptops only
- AMD Ryzen 9 7945HX3D PassMark 57,507, laptops only
- AMD Ryzen AI Max+ 395 PassMark 54,795, laptops only
- AMD Ryzen 9 7945HX PassMark 53,750, laptops only
- AMD Ryzen 9 7940HX PassMark 52,916, laptops only
Specs: manufacturer data. Scores: PassMark. Gaming: Tom's Hardware. US prices: PassMark, updated 2026-10-30.