Core i7-8700K vs Ryzen 9 3900X
These two are practically equal for gaming.
Verdict
- Performance index: practically equal (42 vs 43).
- Cores: Ryzen 9 3900X has 12 vs 6.
- Power (TDP): Core i7-8700K 95 W, Ryzen 9 3900X 105 W; the Core i7-8700K delivers 8% more performance per watt.
- Age: the Ryzen 9 3900X is 2 years newer (2019 vs 2017).
- Platform: different sockets (LGA1151 vs AM4), so they need different motherboards.
Specs
| Spec | Core i7-8700K | Ryzen 9 3900X |
|---|---|---|
| Performance index | 42 | 43 |
| Brand / series | Intel Core 8th Gen | AMD Ryzen 3000 |
| Released | 2017 | 2019 |
| Cores | 6 | 12 |
| Threads | 12 | 24 |
| Base clock | 3.7 GHz | 3.8 GHz |
| Boost clock | 4.7 GHz | 4.6 GHz |
| Power (TDP) | 95 W | 105 W |
| Socket | LGA1151 | AM4 |