AMD Ryzen 7 5700X vs AMD Ryzen 9 3900X
50.3Single-core37.6
47.7Multi-core54.2
61.6Gaming78.3
4 spec wins — AMD Ryzen 7 5700X11 spec wins — AMD Ryzen 9 3900X
InnoReviews verdict
AMD Ryzen 9 3900X wins this desktop processor face-off, 55.3 to 52, pulling ahead mainly in gaming (+17) and Multi-core (+7). AMD Ryzen 7 5700X 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 5700X
- Stronger Single-core score: 50 vs 38
- 38% lower Base TDP: 65 W vs 105 W
- 30% higher Geekbench 6 (single): 2,000 vs 1,540
- 15% higher Cinebench R23 (single): 1,500 vs 1,300
- Lower launch price: $299 vs $499
Reasons to pick the AMD Ryzen 9 3900X
- Stronger Multi-core score: 54 vs 48
- Stronger gaming score: 78 vs 62
- 100% higher L3 cache: 64 MB vs 32 MB
- 61% higher Max turbo power: 142 W vs 88 W
- 50% higher cores: 12 vs 8
General
| Spec | AMD Ryzen 7 5700X | AMD Ryzen 9 3900X |
|---|---|---|
| Announced | 2022 | 2019 |
| Socket | AM4 | AM4 |
| Process | 7 nm | 7 nm |
| Base TDP | 65 W+38% | 105 W |
| Max turbo power | 88 W | 142 W+61% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | Yes |
Cores & Clocks
| Spec | AMD Ryzen 7 5700X | AMD Ryzen 9 3900X |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | 8 | 12+50% |
| Efficiency cores | 0 | 0 |
| Threads | 16 | 24+50% |
| Base clock | 3.4 GHz | 3.8 GHz+12% |
| Boost clock | 4.6 GHz | 4.6 GHz |
| L2 cache | 4 MB | 6 MB+50% |
| L3 cache | 32 MB | 64 MB+100% |
Memory
| Spec | AMD Ryzen 7 5700X | AMD Ryzen 9 3900X |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-3200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 5700X | AMD Ryzen 9 3900X |
|---|---|---|
| PCIe version | 4 | 4 |
| CPU PCIe lanes | 24 | 24 |
Benchmarks
| Spec | AMD Ryzen 7 5700X | AMD Ryzen 9 3900X |
|---|---|---|
| Geekbench 6 (single) | 2,000+30% | 1,540 |
| Geekbench 6 (multi) | 10,800 | 11,000+2% |
| Cinebench R23 (single) | 1,500+15% | 1,300 |
| Cinebench R23 (multi) | 14,000 | 18,300+31% |
| PassMark | 26,700 | 32,600+22% |
Related comparisons
AMD Ryzen 7 5700Xvs Intel Core i5-13400VSAMD Ryzen 7 5700Xvs Intel Core i5-13400FVSAMD Ryzen 7 5700Xvs AMD Ryzen 7 5800XVSAMD Ryzen 7 5700Xvs AMD Ryzen 5 5600XVSAMD Ryzen 9 3900Xvs AMD Ryzen 7 5700X3DVSAMD Ryzen 9 3900Xvs AMD Ryzen 7 8700GVSAMD Ryzen 9 3900Xvs AMD Ryzen 7 5800XVSAMD Ryzen 9 3900Xvs Intel Core i5-12600KFVS