AMD Ryzen 9 3950X vs AMD Ryzen 9 PRO 9965X3D
38.6Single-core—
64.6Multi-core91.9
79Gamingspec-based93.8
2 spec wins — AMD Ryzen 9 3950X10 spec wins — AMD Ryzen 9 PRO 9965X3D
InnoReviews verdict
No overall winner yet: AMD Ryzen 9 PRO 9965X3D lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 3950X
- 38% lower Base TDP: 105 W vs 170 W
- Has Unlocked multiplier — the other doesn't
Reasons to pick the AMD Ryzen 9 PRO 9965X3D
- Stronger multi-core score: 92 vs 65
- 100% higher L2 cache: 16 MB vs 8 MB
- 100% higher L3 cache: 128 MB vs 64 MB
- 100% higher Max memory: 256 GB vs 128 GB
- 55% higher PassMark: 60,597 vs 39,000
General
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Announced | 2019 | 2026 |
| Socket | AM4 | AM5 |
| Process | 7 nm | 4 nm+43% |
| Base TDP | 105 W+38% | 170 W |
| Max turbo power | 142 W | 200 W+41% |
| Unlocked multiplier | Yes | No |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Cores | 16 | 16 |
| Performance cores | 16 | 16 |
| Efficiency cores | 0 | 0 |
| Threads | 32 | 32 |
| Base clock | 3.5 GHz | 4.3 GHz+23% |
| Boost clock | 4.7 GHz | 5.5 GHz+17% |
| L2 cache | 8 MB | 16 MB+100% |
| L3 cache | 64 MB | 128 MB+100% |
Integrated GPU
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| iGPU | — | AMD Radeon Graphics (2 CU RDNA 2) |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-5600 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 24 | 24 |
Benchmarks
| Spec | AMD Ryzen 9 3950X | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Geekbench 6 (single) | 1,570Bottom 37% | — |
| Geekbench 6 (multi) | 13,300Top 39% | — |
| Cinebench R23 (single) | 1,320Bottom 36% | — |
| Cinebench R23 (multi) | 24,700Top 22% | — |
| PassMark | 39,000Top 27% | 60,597+55%Top 8% |
Related comparisons
AMD Ryzen 9 3950Xvs AMD Ryzen 5 7600VSAMD Ryzen 9 3950Xvs AMD Ryzen 5 7600XVSAMD Ryzen 9 3950Xvs Intel Core Ultra 5 225FVSAMD Ryzen 9 3950Xvs Intel Core i5-14500VSAMD Ryzen 9 PRO 9965X3Dvs AMD Ryzen 9 9950X3DVSAMD Ryzen 9 PRO 9965X3Dvs AMD Ryzen 9 9950X3D2 Dual EditionVSAMD Ryzen 9 PRO 9965X3Dvs AMD Ryzen 9 7950X3DVSAMD Ryzen 9 PRO 9965X3Dvs AMD Ryzen 9 9950XVS