AMD Ryzen 9 3900X vs Intel Core i7-10700K
37.6Single-core39.9
54.2Multi-core42
78.3Gaming48
13 spec wins — AMD Ryzen 9 3900X4 spec wins — Intel Core i7-10700K
InnoReviews verdict
AMD Ryzen 9 3900X wins this desktop processor face-off, 55.3 to 42.9, pulling ahead mainly in gaming (+30) and Multi-core (+12). Intel Core i7-10700K 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 3900X
- Stronger Multi-core score: 54 vs 42
- Stronger gaming score: 78 vs 48
- 300% higher L3 cache: 64 MB vs 16 MB
- 200% higher L2 cache: 6 MB vs 2 MB
- 67% higher PassMark: 32,600 vs 19,500
Reasons to pick the Intel Core i7-10700K
- 61% higher Max turbo power: 229 W vs 142 W
- 11% higher Boost clock: 5.1 GHz vs 4.6 GHz
- Lower launch price: $374 vs $499
General
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| Announced | 2019 | 2020 |
| Socket | AM4 | LGA1200 |
| Process | 7 nm+50% | 14 nm |
| Base TDP | 105 W+16% | 125 W |
| Max turbo power | 142 W | 229 W+61% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| Cores | 12+50% | 8 |
| Performance cores | 12+50% | 8 |
| Efficiency cores | 0 | 0 |
| Threads | 24+50% | 16 |
| Base clock | 3.8 GHz | 3.8 GHz |
| Boost clock | 4.6 GHz | 5.1 GHz+11% |
| L2 cache | 6 MB+200% | 2 MB |
| L3 cache | 64 MB+300% | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| iGPU | — | Intel UHD Graphics 630 |
| iGPU clock | — | 1,200 MHz |
Memory
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-2933 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| PCIe version | 4+33% | 3 |
| CPU PCIe lanes | 24+50% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 3900X | Intel Core i7-10700K |
|---|---|---|
| Geekbench 6 (single) | 1,540Top 63% | 1,670+8%Top 55% |
| Geekbench 6 (multi) | 11,000+28%Top 35% | 8,600Top 49% |
| Cinebench R23 (single) | 1,300Top 59% | 1,300Top 59% |
| Cinebench R23 (multi) | 18,300+41%Top 24% | 13,000Top 43% |
| PassMark | 32,600+67%Top 26% | 19,500Top 51% |
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