AMD Ryzen 9 3900X vs Intel Core i5-14600K
37.6Single-core81.1
54.2Multi-core65.7
78.3Gaming59
8 spec wins — AMD Ryzen 9 3900X13 spec wins — Intel Core i5-14600K
InnoReviews verdict
Intel Core i5-14600K wins this desktop processor face-off, 68.6 to 55.3, pulling ahead mainly in Single-core (+43) and Multi-core (+12). AMD Ryzen 9 3900X 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 gaming score: 78 vs 59
- 167% higher L3 cache: 64 MB vs 24 MB
- 100% higher Performance cores: 12 vs 6
- 30% lower process: 7 nm vs 10 nm
- 20% higher threads: 24 vs 20
Reasons to pick the Intel Core i5-14600K
- Stronger Single-core score: 81 vs 38
- Stronger Multi-core score: 66 vs 54
- 233% higher L2 cache: 20 MB vs 6 MB
- 88% higher Geekbench 6 (single): 2,900 vs 1,540
- 65% higher Cinebench R23 (single): 2,150 vs 1,300
- Lower launch price: $319 vs $499
General
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| Announced | 2019 | 2023 |
| Socket | AM4 | LGA1700 |
| Process | 7 nm+30% | 10 nm |
| Base TDP | 105 W+16% | 125 W |
| Max turbo power | 142 W | 181 W+27% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| Cores | 12 | 14+17% |
| Performance cores | 12+100% | 6 |
| Efficiency cores | 0 | 8 |
| Threads | 24+20% | 20 |
| Base clock | 3.8 GHz+9% | 3.5 GHz |
| Boost clock | 4.6 GHz | 5.3 GHz+15% |
| L2 cache | 6 MB | 20 MB+233% |
| L3 cache | 64 MB+167% | 24 MB |
Integrated GPU
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| iGPU | — | Intel UHD Graphics 770 |
| iGPU clock | — | 1,550 MHz |
Memory
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-5600 / DDR4-3200 |
| Max memory | 128 GB | 192 GB+50% |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 24+20% | 20 |
Benchmarks
| Spec | AMD Ryzen 9 3900X | Intel Core i5-14600K |
|---|---|---|
| Geekbench 6 (single) | 1,540Top 63% | 2,900+88%Top 13% |
| Geekbench 6 (multi) | 11,000Top 35% | 15,000+36%Top 20% |
| Cinebench R23 (single) | 1,300Top 59% | 2,150+65%Top 9% |
| Cinebench R23 (multi) | 18,300Top 24% | 24,500+34%Top 16% |
| PassMark | 32,600Top 26% | 38,500+18%Top 18% |
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