AMD Ryzen 7 3700X vs AMD Ryzen 9 7900X
36.2Single-core77.4
42.3Multi-core78.5
60.3Gamingspec-based84.6
2 spec wins — AMD Ryzen 7 3700X17 spec wins — AMD Ryzen 9 7900X
InnoReviews verdict
AMD Ryzen 9 7900X wins this desktop processor face-off, 79.7 to 45, pulling ahead mainly in single-core (+41) and multi-core (+36). AMD Ryzen 7 3700X 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 3700X
- 62% lower Base TDP: 65 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 36
- Stronger multi-core score: 79 vs 42
- 200% higher L2 cache: 12 MB vs 4 MB
- 161% higher Max turbo power: 230 W vs 88 W
- 140% higher Cinebench R23 (multi): 29,000 vs 12,100
General
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| Announced | 2019 | 2022 |
| Socket | AM4 | AM5 |
| Process | 7 nm | 5 nm+29% |
| Base TDP | 65 W+62% | 170 W |
| Max turbo power | 88 W | 230 W+161% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | 8 | 12+50% |
| Efficiency cores | 0 | 0 |
| Threads | 16 | 24+50% |
| Base clock | 3.6 GHz | 4.7 GHz+31% |
| Boost clock | 4.4 GHz | 5.6 GHz+27% |
| L2 cache | 4 MB | 12 MB+200% |
| L3 cache | 32 MB | 64 MB+100% |
Integrated GPU
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| iGPU | — | AMD Radeon Graphics (2 CU RDNA 2) |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-5200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 24 | 28+17% |
Benchmarks
| Spec | AMD Ryzen 7 3700X | AMD Ryzen 9 7900X |
|---|---|---|
| Geekbench 6 (single) | 1,500Bottom 29% | 2,880+92%Top 27% |
| Geekbench 6 (multi) | 8,400Bottom 42% | 18,500+120%Top 18% |
| Cinebench R23 (single) | 1,270Bottom 29% | 2,000+57%Top 25% |
| Cinebench R23 (multi) | 12,100Bottom 46% | 29,000+140%Top 17% |
| PassMark | 22,700Bottom 41% | 52,500+131%Top 14% |
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