| Spec | Ryzen 9 3900X | Ryzen 9 9950X3D |
|---|---|---|
| Performance | ||
| Total Cores | 12 | 16+25% |
| Threads | 24 | 32+25% |
| Boost Clock | 4.6 GHz | 5.7 GHz+19% |
| Base Clock | 3.8 GHz | 4.3 GHz+12% |
| Cache | ||
| L3 Cache | 64 MB | 128 MB+50% |
| L2 Cache | 6 MB | 16 MB+62% |
| Platform | ||
| Socket | AM4 | AM5 |
| Architecture | Matisse | Granite Ridge |
| Process Node | 7 nm | 4 nm |
| Memory Support | DDR4 | DDR5 |
| Max Memory | 128 GB | 192 GB+33% |
| PCIe Lanes | 24 | 28+14% |
| PCIe Version | 4 | 5+20% |
| Power | ||
| TDP | 105W+38% | 170W |
| Max Turbo Power | 142W+29% | 200W |
| Features | ||
| Unlocked | Yes | Yes |
| Cooler Included | Yes | No |
| Integrated GPU | No | Yes |
| iGPU Model | N/A | AMD Radeon Graphics (RDNA 2) |
| Price | ||
| MSRP | $499+29% | $699 |
| Release Date | 2019-07-01 | 2025-03-12 |
