AMD Ryzen 7 7700X3D vs AMD Ryzen 9 3950X
62.8Single-core38.6
55.8Multi-core64.6
87.5Gamingspec-based79
8 spec wins — AMD Ryzen 7 7700X3D7 spec wins — AMD Ryzen 9 3950X
InnoReviews verdict
AMD Ryzen 7 7700X3D wins this desktop processor face-off, 65.9 to 60.4, pulling ahead mainly in single-core (+24). AMD Ryzen 9 3950X still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 7 7700X3D
- Stronger single-core score: 63 vs 39
- 61% higher Geekbench 6 (single): 2,523 vs 1,570
- 50% higher L3 cache: 96 MB vs 64 MB
- 29% lower process: 5 nm vs 7 nm
- 25% higher PCIe version: 5 vs 4
- Lower launch price: $329 vs $749
Reasons to pick the AMD Ryzen 9 3950X
- Stronger multi-core score: 65 vs 56
- 100% higher cores: 16 vs 8
- 100% higher threads: 32 vs 16
- 49% higher Cinebench R23 (multi): 24,700 vs 16,595
- 19% higher PassMark: 39,000 vs 32,877
General
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| Announced | 2026 | 2019 |
| Socket | AM5 | AM4 |
| Process | 5 nm+29% | 7 nm |
| Base TDP | 120 W | 105 W+12% |
| Max turbo power | — | 142 W |
| Unlocked multiplier | No | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| Cores | 8 | 16+100% |
| Performance cores | — | 16 |
| Efficiency cores | — | 0 |
| Threads | 16 | 32+100% |
| Base clock | 4 GHz+14% | 3.5 GHz |
| Boost clock | 4.5 GHz | 4.7 GHz+4% |
| L2 cache | 8 MB | 8 MB |
| L3 cache | 96 MB+50% | 64 MB |
Integrated GPU
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| iGPU | AMD Radeon Graphics | — |
| iGPU clock | 2,200 MHz | — |
Memory
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| Memory support | DDR5-5200 | DDR4-3200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| PCIe version | 5+25% | 4 |
| CPU PCIe lanes | 24 | 24 |
Benchmarks
| Spec | AMD Ryzen 7 7700X3D | AMD Ryzen 9 3950X |
|---|---|---|
| Geekbench 6 (single) | 2,523+61%Top 38% | 1,570Bottom 37% |
| Geekbench 6 (multi) | 14,583+10%Top 34% | 13,300Top 39% |
| Cinebench R23 (single) | 1,639+24%Top 49% | 1,320Bottom 36% |
| Cinebench R23 (multi) | 16,595Top 37% | 24,700+49%Top 22% |
| PassMark | 32,877Top 36% | 39,000+19%Top 27% |
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