| Spec | Core i5-8400 | Core i9-10900K |
|---|---|---|
| Performance | ||
| Total Cores | 6 | 10+40% |
| Threads | 6 | 20+70% |
| Boost Clock | 4 GHz | 5.3 GHz+25% |
| Base Clock | 2.8 GHz | 3.7 GHz+24% |
| Cache | ||
| L3 Cache | 9 MB | 20 MB+55% |
| L2 Cache | 1.5 MB | 2.5 MB+40% |
| Platform | ||
| Socket | LGA1151 | LGA1200 |
| Architecture | Coffee Lake | Comet Lake |
| Process Node | 14 nm | 14 nm |
| Memory Support | DDR4 | DDR4 |
| Max Memory | 64 GB | 128 GB+50% |
| PCIe Lanes | 16 | 16 |
| PCIe Version | 3 | 3 |
| Power | ||
| TDP | 65W+48% | 125W |
| Max Turbo Power | 65W+74% | 250W |
| Features | ||
| Unlocked | No | Yes |
| Cooler Included | Yes | No |
| Integrated GPU | Yes | Yes |
| iGPU Model | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| Price | ||
| MSRP | $182+63% | $488 |
| Release Date | 2017-10-05 | 2020-05-01 |
