AMD Ryzen 3 3100 vs AMD Ryzen 9 7900
29.7Single-core78.6
28.7Multi-core70.5
40.5Gamingspec-based83.3
1 spec wins — AMD Ryzen 3 310016 spec wins — AMD Ryzen 9 7900
InnoReviews verdict
AMD Ryzen 9 7900 wins this desktop processor face-off, 76.1 to 31.9, pulling ahead mainly in single-core (+49) and multi-core (+42). 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
- Has Cooler included — the other doesn't
- Lower launch price: $99 vs $429
Reasons to pick the AMD Ryzen 9 7900
- Stronger single-core score: 79 vs 30
- Stronger multi-core score: 71 vs 29
- 500% higher L2 cache: 12 MB vs 2 MB
- 327% higher Cinebench R23 (multi): 24,776 vs 5,800
- 307% higher PassMark: 48,013 vs 11,800
General
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| Announced | 2020 | 2023 |
| Socket | AM4 | AM5 |
| Process | 7 nm | 5 nm+29% |
| Base TDP | 65 W | 65 W |
| Max turbo power | 88 W | — |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| Cores | 4 | 12+200% |
| Performance cores | 4 | 12+200% |
| Efficiency cores | 0 | 0 |
| Threads | 8 | 24+200% |
| Base clock | 3.6 GHz | 3.7 GHz+3% |
| Boost clock | 3.9 GHz | 5.4 GHz+38% |
| L2 cache | 2 MB | 12 MB+500% |
| L3 cache | 16 MB | 64 MB+300% |
Integrated GPU
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| iGPU | — | AMD Radeon Graphics |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-5200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 24 | 28+17% |
Benchmarks
| Spec | AMD Ryzen 3 3100 | AMD Ryzen 9 7900 |
|---|---|---|
| Geekbench 6 (single) | 1,300Bottom 19% | 2,990+130%Top 19% |
| Geekbench 6 (multi) | 4,300Bottom 16% | 15,725+266%Top 28% |
| Cinebench R23 (single) | 1,140Bottom 22% | 1,966+72%Top 26% |
| Cinebench R23 (multi) | 5,800Bottom 18% | 24,776+327%Top 21% |
| PassMark | 11,800Bottom 18% | 48,013+307%Top 20% |
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