AMD Ryzen 9 9950X3D vs Intel Core i7-8700K
93.2Single-core37.3
98.7Multi-core34.7
95Gamingspec-based38.5
17 spec wins — AMD Ryzen 9 9950X3D1 spec wins — Intel Core i7-8700K
InnoReviews verdict
AMD Ryzen 9 9950X3D wins this desktop processor face-off, 96.1 to 36.4, pulling ahead mainly in multi-core (+64) and single-core (+56). Intel Core i7-8700K 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 37
- Stronger multi-core score: 99 vs 35
- 967% higher L2 cache: 16 MB vs 2 MB
- 967% higher L3 cache: 128 MB vs 12 MB
- 404% higher PassMark: 70,094 vs 13,900
Reasons to pick the Intel Core i7-8700K
- 44% lower Base TDP: 95 W vs 170 W
- Lower launch price: $359 vs $699
General
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| Announced | 2025 | 2017 |
| Socket | AM5 | LGA1151-v2 |
| Process | 4 nm+71% | 14 nm |
| Base TDP | 170 W | 95 W+44% |
| Max turbo power | 230 W | — |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| Cores | 16+167% | 6 |
| Performance cores | 16+167% | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 32+167% | 12 |
| Base clock | 4.3 GHz+16% | 3.7 GHz |
| Boost clock | 5.7 GHz+21% | 4.7 GHz |
| L2 cache | 16 MB+967% | 2 MB |
| L3 cache | 128 MB+967% | 12 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | Intel UHD Graphics 630 |
| iGPU clock | 2,200 MHz | 1,200 MHz |
Memory
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| Memory support | DDR5-5600 | DDR4-2666 |
| Max memory | 256 GB+300% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 28+75% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 9950X3D | Intel Core i7-8700K |
|---|---|---|
| Geekbench 6 (single) | 3,434+120%Top 1% | 1,560Bottom 34% |
| Geekbench 6 (multi) | 22,405+229%Top 4% | 6,800Bottom 36% |
| Cinebench R23 (single) | 2,259+78%Top 8% | 1,270Bottom 30% |
| Cinebench R23 (multi) | 42,018+357%Top 4% | 9,200Bottom 32% |
| PassMark | 70,094+404%Top 2% | 13,900Bottom 23% |
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