AMD Ryzen 7 2700X vs AMD Ryzen 9 7900X
28.4Single-core77.4
37.2Multi-core78.5
43Gaming84.6
2 spec wins — AMD Ryzen 7 2700X18 spec wins — AMD Ryzen 9 7900X
InnoReviews verdict
AMD Ryzen 9 7900X wins this desktop processor face-off, 79.7 to 36, pulling ahead mainly in Single-core (+49) and gaming (+42). 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
- 38% lower Base TDP: 105 W vs 170 W
- Has Cooler included — the other doesn't
- Lower launch price: $329 vs $549
Reasons to pick the AMD Ryzen 9 7900X
- Stronger Single-core score: 77 vs 28
- Stronger Multi-core score: 79 vs 37
- Stronger gaming score: 85 vs 43
- 300% higher L3 cache: 64 MB vs 16 MB
- 200% higher L2 cache: 12 MB vs 4 MB
General
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900X |
|---|---|---|
| Announced | 2018 | 2022 |
| Socket | AM4 | AM5 |
| Process | 12 nm | 5 nm+58% |
| Base TDP | 105 W+38% | 170 W |
| Max turbo power | 142 W | 230 W+62% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900X |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | 8 | 12+50% |
| Efficiency cores | 0 | 0 |
| Threads | 16 | 24+50% |
| Base clock | 3.7 GHz | 4.7 GHz+27% |
| Boost clock | 4.3 GHz | 5.6 GHz+30% |
| L2 cache | 4 MB | 12 MB+200% |
| L3 cache | 16 MB | 64 MB+300% |
Integrated GPU
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900X |
|---|---|---|
| iGPU | — | AMD Radeon Graphics (2 CU RDNA 2) |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900X |
|---|---|---|
| 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 7900X |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 24 | 28+17% |
Benchmarks
| Spec | AMD Ryzen 7 2700X | AMD Ryzen 9 7900X |
|---|---|---|
| Geekbench 6 (single) | 1,255Top 80% | 2,880+129%Top 15% |
| Geekbench 6 (multi) | 6,600Top 63% | 18,500+180%Top 10% |
| Cinebench R23 (single) | 1,120Top 77% | 2,000+79%Top 17% |
| Cinebench R23 (multi) | 10,500Top 54% | 29,000+176%Top 12% |
| PassMark | 17,600Top 57% | 52,500+198%Top 10% |
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