AMD Ryzen 7 2700X vs AMD Ryzen 9 7900
28.4Single-core78.6
37.2Multi-core70.5
43Gamingspec-based83.3
1 spec wins — AMD Ryzen 7 2700X17 spec wins — AMD Ryzen 9 7900
InnoReviews verdict
AMD Ryzen 9 7900 wins this desktop processor face-off, 76.1 to 36, pulling ahead mainly in single-core (+50) and multi-core (+33). AMD Ryzen 7 2700X 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 2700X
- Has Cooler included — the other doesn't
- Lower launch price: $329 vs $429
Reasons to pick the AMD Ryzen 9 7900
- Stronger single-core score: 79 vs 28
- Stronger multi-core score: 71 vs 37
- 300% higher L3 cache: 64 MB vs 16 MB
- 200% higher L2 cache: 12 MB vs 4 MB
- 173% higher PassMark: 48,013 vs 17,600
General
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| Announced | 2018 | 2023 |
| Socket | AM4 | AM5 |
| Process | 12 nm | 5 nm+58% |
| Base TDP | 105 W | 65 W+38% |
| Max turbo power | 142 W | — |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | 8 | 12+50% |
| Efficiency cores | 0 | 0 |
| Threads | 16 | 24+50% |
| Base clock | 3.7 GHz | 3.7 GHz |
| Boost clock | 4.3 GHz | 5.4 GHz+26% |
| L2 cache | 4 MB | 12 MB+200% |
| L3 cache | 16 MB | 64 MB+300% |
Integrated GPU
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| iGPU | — | AMD Radeon Graphics |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| Memory support | DDR4-2933 | DDR5-5200 |
| Max memory | 64 GB | 128 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 24 | 28+17% |
Benchmarks
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900 |
|---|---|---|
| Geekbench 6 (single) | 1,255Bottom 17% | 2,990+138%Top 19% |
| Geekbench 6 (multi) | 6,600Bottom 33% | 15,725+138%Top 28% |
| Cinebench R23 (single) | 1,120Bottom 20% | 1,966+76%Top 26% |
| Cinebench R23 (multi) | 10,500Bottom 39% | 24,776+136%Top 21% |
| PassMark | 17,600Bottom 30% | 48,013+173%Top 20% |
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