AMD Ryzen 9 7900 vs AMD Ryzen 9 7950X3D
78.6Single-core80.2
70.5Multi-core89.9
83.3Gamingspec-based95
2 spec wins — AMD Ryzen 9 790011 spec wins — AMD Ryzen 9 7950X3D
InnoReviews verdict
AMD Ryzen 9 7950X3D wins this desktop processor face-off, 88.3 to 76.1, pulling ahead mainly in multi-core (+19) and single-core (+2). AMD Ryzen 9 7900 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 9 7900
- 46% lower Base TDP: 65 W vs 120 W
- Has Unlocked multiplier — the other doesn't
- Lower launch price: $429 vs $699
Reasons to pick the AMD Ryzen 9 7950X3D
- Stronger multi-core score: 90 vs 71
- 100% higher L3 cache: 128 MB vs 64 MB
- 44% higher Cinebench R23 (multi): 35,769 vs 24,776
- 33% higher cores: 16 vs 12
- 33% higher Performance cores: 16 vs 12
General
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| Announced | 2023 | 2023 |
| Socket | AM5 | AM5 |
| Process | 5 nm | 5 nm |
| Base TDP | 65 W+46% | 120 W |
| Max turbo power | — | 162 W |
| Unlocked multiplier | Yes | No |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| Cores | 12 | 16+33% |
| Performance cores | 12 | 16+33% |
| Efficiency cores | 0 | 0 |
| Threads | 24 | 32+33% |
| Base clock | 3.7 GHz | 4.2 GHz+14% |
| Boost clock | 5.4 GHz | 5.7 GHz+6% |
| L2 cache | 12 MB | 16 MB+33% |
| L3 cache | 64 MB | 128 MB+100% |
Integrated GPU
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| iGPU | AMD Radeon Graphics | AMD Radeon Graphics (2 CU RDNA 2) |
| iGPU clock | 2,200 MHz | 2,200 MHz |
Memory
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-5200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 28 | 28 |
Benchmarks
| Spec | AMD Ryzen 9 7900 | AMD Ryzen 9 7950X3D |
|---|---|---|
| Geekbench 6 (single) | 2,990Top 19% | 2,990Top 19% |
| Geekbench 6 (multi) | 15,725Top 28% | 19,960+27%Top 12% |
| Cinebench R23 (single) | 1,966Top 26% | 2,036+4%Top 22% |
| Cinebench R23 (multi) | 24,776Top 21% | 35,769+44%Top 10% |
| PassMark | 48,013Top 20% | 62,297+30%Top 6% |
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