| Spec | Core i5-8400 | Core i7-7700K |
|---|---|---|
| Performance | ||
| Total Cores | 6+50% | 4 |
| Threads | 6 | 8+25% |
| Boost Clock | 4 GHz | 4.5 GHz+11% |
| Base Clock | 2.8 GHz | 4.2 GHz+33% |
| Cache | ||
| L3 Cache | 9 MB+13% | 8 MB |
| L2 Cache | 1.5 MB+50% | 1 MB |
| Platform | ||
| Socket | ||
| LGA1151 |
| LGA1151 |
| Architecture | Coffee Lake | Kaby Lake |
| Process Node | 14 nm | 14 nm |
| Memory Support | DDR4 | DDR4 |
| Max Memory | 64 GB | 64 GB |
| PCIe Lanes | 16 | 16 |
| PCIe Version | 3 | 3 |
| Power | ||
| TDP | 65W+29% | 91W |
| Max Turbo Power | 65W+29% | 91W |
| Features | ||
| Unlocked | No | Yes |
| Cooler Included | Yes | No |
| Integrated GPU | Yes | Yes |
| iGPU Model | Intel UHD Graphics 630 | Intel HD Graphics 630 |
| Price | ||
| MSRP | $182+46% | $339 |
| Release Date | 2017-10-05 | 2017-01-03 |
