Ryzen 9 7945HX vs Ryzen 9 9955HX3D
The Ryzen 9 9955HX3D is about 11% faster for gaming.
Verdict
- Performance index: the Ryzen 9 9955HX3D is 11% faster (80 vs 72).
- Cores: both have 16.
- Power (TDP): Ryzen 9 7945HX 55 W, Ryzen 9 9955HX3D 55 W; the Ryzen 9 9955HX3D delivers 11% more performance per watt.
- Age: the Ryzen 9 9955HX3D is 2 years newer (2025 vs 2023).
- Platform: both use socket FL1.
Specs
| Spec | Ryzen 9 7945HX | Ryzen 9 9955HX3D |
|---|---|---|
| Performance index | 72 | 80 |
| Brand / series | AMD Ryzen 7045 Mobile | AMD Ryzen 9000HX Mobile |
| Released | 2023 | 2025 |
| Cores | 16 | 16 |
| Threads | 32 | 32 |
| Base clock | 2.5 GHz | 2.5 GHz |
| Boost clock | 5.4 GHz | 5.4 GHz |
| Power (TDP) | 55 W | 55 W |
| Socket | FL1 | FL1 |