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Key Differences
In short — Core i9-9940X outperforms the cheaper Core i5-9400F on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-9940X is 81 days older than the cheaper Core i5-9400F.
Advantages of Intel Core i5-9400F
- Up to 91% cheaper than Core i9-9940X - $62.15 vs $730.42
- Consumes up to 61% less energy than Intel Core i9-9940X - 65 vs 165 Watts
Advantages of Intel Core i9-9940X
- Performs up to 2% better in Rust than Core i5-9400F - 197 vs 194 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400F - 28 vs 6 threads
Rust
Resolution
1920 x 1080
Game Graphics
High
Intel® Core™ i5-9400F Desktop Processor 6 Cores 4.1 GHz Turbo Without Graphics
Buy for €68.99 on Amazon
In Stock
Updated 65471 minutes ago
Intel Core i9-9940X X-Series Tray
Buy for €810.77 on Amazon
In Stock
Updated 65471 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High
Core i5-9400F
Desktop • Jan 8th, 2019
Core i9-9940X
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Core i5-9400F
Desktop • Jan 8th, 2019
Single-Core
1378
94.44825222755313%
Multi-Core
4834
45.034469908701325%
Intel Core i5-9400F | vs | Intel Core i9-9940X |
|---|---|---|
Jan 8th, 2019 | Release Date | Oct 19th, 2018 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Skylake |
| Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
| 6 | Cores | 14 |
| 6 | Threads | 28 |
| 2.9 GHz | Base Clock Speed | 3.3 GHz |
| 4.1 GHz | Turbo Clock Speed | 4.4 GHz |
65 W | TDP | 165 W |
| 14 nm | Process Size | 14 nm |
| 29.0x | Multiplier | 33.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
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