Intel Core i5-8400 vs Intel Core i7-990X Extreme Edition
A side-by-side spec comparison of the Intel Core i5-8400 and the Intel Core i7-990X Extreme Edition. We line up every specification, highlight the winner of each, and tally an overall verdict so you can decide which cpu / processor is right for your build.
| Specification | ||
|---|---|---|
| TDP | 65W | 130W |
| Cores | 6 | 6 |
| Socket | LGA1151 | LGA1366 |
| L3 Cache | 9 MB | 12 MB |
| Threads | 12 | 12 |
| Base Clock | 2.8 GHz | 3.467 GHz |
| Boost Clock | 4 GHz | 3.467 GHz |
| Microarchitecture | Coffee Lake | Westmere |
| Integrated Graphics | Intel UHD Graphics 630 | None |
Intel Core i5-8400
4
specs won
Intel Core i7-990X Extreme Edition
2
specs won
As an Amazon Associate, PlanMyPC earns from qualifying purchases made through links on this page.
Compare more parts
Add a third or fourth cpu / processor to this comparison, or build a side-by-side from scratch in the interactive compare tool.