| Spec | Ryzen 9 3900X | Core Ultra 9 285 |
|---|---|---|
| Performance | ||
| Total Cores | 12 | 24+50% |
| Threads | 24 | 24 |
| P-Cores | N/A | 8 |
| E-Cores | N/A | 16 |
| Boost Clock | 4.6 GHz | 5.4 GHz+15% |
| Base Clock | 3.8 GHz+52% | 2.5 GHz |
| Cache | ||
| L3 Cache | 64 MB+78% | 36 MB |
| L2 Cache |
| 6 MB |
| 40 MB+85% |
| Platform | ||
| Socket | AM4 | LGA1851 |
| Architecture | Matisse | Arrow Lake |
| Process Node | 7 nm | 3 nm |
| Memory Support | DDR4 | DDR5 |
| Max Memory | 128 GB | 192 GB+33% |
| PCIe Lanes | 24 | 24 |
| PCIe Version | 4 | 5+20% |
| Power | ||
| TDP | 105W | 65W+62% |
| Max Turbo Power | 142W+43% | 250W |
| Features | ||
| Unlocked | Yes | No |
| Cooler Included | Yes | Yes |
| Integrated GPU | No | Yes |
| iGPU Model | N/A | Intel Graphics (Xe-LPG) |
| Price | ||
| MSRP | $499+9% | $549 |
| Release Date | 2019-07-01 | 2025-01-13 |
