AMD Ryzen 3 3100 vs AMD Ryzen 9 3900X
29.7Single-core37.6
28.7Multi-core54.2
40.5Gaming78.3
2 spec wins — AMD Ryzen 3 310013 spec wins — AMD Ryzen 9 3900X
InnoReviews verdict
AMD Ryzen 9 3900X wins this desktop processor face-off, 55.3 to 31.9, pulling ahead mainly in gaming (+38) and Multi-core (+26). AMD Ryzen 3 3100 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 3 3100
- 38% lower Base TDP: 65 W vs 105 W
- Lower launch price: $99 vs $499
Reasons to pick the AMD Ryzen 9 3900X
- Stronger Single-core score: 38 vs 30
- Stronger Multi-core score: 54 vs 29
- Stronger gaming score: 78 vs 41
- 300% higher L3 cache: 64 MB vs 16 MB
- 216% higher Cinebench R23 (multi): 18,300 vs 5,800
General
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 3900X |
|---|---|---|
| Announced | 2020 | 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 | Yes | Yes |
Cores & Clocks
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 3900X |
|---|---|---|
| Cores | 4 | 12+200% |
| Performance cores | 4 | 12+200% |
| Efficiency cores | 0 | 0 |
| Threads | 8 | 24+200% |
| Base clock | 3.6 GHz | 3.8 GHz+6% |
| Boost clock | 3.9 GHz | 4.6 GHz+18% |
| L2 cache | 2 MB | 6 MB+200% |
| L3 cache | 16 MB | 64 MB+300% |
Memory
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 3900X |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-3200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 3900X |
|---|---|---|
| PCIe version | 4 | 4 |
| CPU PCIe lanes | 24 | 24 |
Benchmarks
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 3900X |
|---|---|---|
| Geekbench 6 (single) | 1,300Top 77% | 1,540+18%Top 63% |
| Geekbench 6 (multi) | 4,300Top 83% | 11,000+156%Top 35% |
| Cinebench R23 (single) | 1,140Top 76% | 1,300+14%Top 59% |
| Cinebench R23 (multi) | 5,800Top 80% | 18,300+216%Top 24% |
| PassMark | 11,800Top 75% | 32,600+176%Top 26% |
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