AMD Ryzen 9 9950X3D vs Intel Core i7-5820K
93.2Single-core20.7
98.7Multi-core30.2
95Gamingspec-based37.1
16 spec wins — AMD Ryzen 9 9950X3D2 spec wins — Intel Core i7-5820K
InnoReviews verdict
AMD Ryzen 9 9950X3D wins this desktop processor face-off, 96.1 to 29.1, pulling ahead mainly in single-core (+73) and multi-core (+69). Intel Core i7-5820K 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 9950X3D
- Stronger single-core score: 93 vs 21
- Stronger multi-core score: 99 vs 30
- 967% higher L2 cache: 16 MB vs 2 MB
- 753% higher L3 cache: 128 MB vs 15 MB
- 557% higher Cinebench R23 (multi): 42,018 vs 6,400
Reasons to pick the Intel Core i7-5820K
- 100% higher Memory channels: 4 vs 2
- 18% lower Base TDP: 140 W vs 170 W
- Lower launch price: $389 vs $699
General
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| Announced | 2025+1% | 2014 |
| Socket | AM5 | LGA2011-v3 |
| Process | 4 nm+82% | 22 nm |
| Base TDP | 170 W | 140 W+18% |
| Max turbo power | 230 W | — |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| Cores | 16+167% | 6 |
| Performance cores | 16+167% | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 32+167% | 12 |
| Base clock | 4.3 GHz+30% | 3.3 GHz |
| Boost clock | 5.7 GHz+58% | 3.6 GHz |
| L2 cache | 16 MB+967% | 2 MB |
| L3 cache | 128 MB+753% | 15 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | — |
| iGPU clock | 2,200 MHz | — |
Memory
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| Memory support | DDR5-5600 | DDR4-2133 |
| Max memory | 256 GB+300% | 64 GB |
| Memory channels | 2 | 4+100% |
Platform
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 28 | 28 |
Benchmarks
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-5820K |
|---|---|---|
| Geekbench 6 (single) | 3,434+230%Top 1% | 1,040Bottom 6% |
| Geekbench 6 (multi) | 22,405+339%Top 4% | 5,100Bottom 24% |
| Cinebench R23 (single) | 2,259+154%Top 8% | 890Bottom 5% |
| Cinebench R23 (multi) | 42,018+557%Top 4% | 6,400Bottom 19% |
| PassMark | 70,094+452%Top 2% | 12,700Bottom 20% |
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