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Key Differences
In short — Core i9-9940X outperforms Core i5-4258U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-9940X is 1963 days newer than Core i5-4258U.
Advantages of Intel Core i5-4258U
- Consumes up to 83% less energy than Intel Core i9-9940X - 28 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-9940X doesn't have integrated graphics
Advantages of Intel Core i9-9940X
- Performs up to 3% better in Metro Exodus than Core i5-4258U - 145 vs 141 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-4258U - 28 vs 4 threads
Metro Exodus
Resolution
1920 x 1080
Game Graphics
Extreme
Intel Core i9-9940X X-Series Tray
Buy for $998.95 on Amazon
In Stock
Updated 66671 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Extreme
Core i5-4258U
Mobile • Jun 4th, 2013
Core i9-9940X
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Core i5-4258U
Mobile • Jun 4th, 2013
Single-Core
847
58.05346127484579%
Multi-Core
1693
15.772312278740449%
Intel Core i5-4258U | vs | Intel Core i9-9940X |
|---|---|---|
| Jun 4th, 2013 | Release Date | Oct 19th, 2018 |
| Core i5 | Collection | Core i9 |
| Haswell | Codename | Skylake |
| Intel BGA 1168 | Socket | Intel Socket 2066 |
Mobile | Segment | Desktop |
| 2 | Cores | 14 |
| 4 | Threads | 28 |
| 2.4 GHz | Base Clock Speed | 3.3 GHz |
| 2.9 GHz | Turbo Clock Speed | 4.4 GHz |
28 W | TDP | 165 W |
| 22 nm | Process Size | 14 nm |
| 24.0x | Multiplier | 33.0x |
Intel HD 5100 | Integrated Graphics | None |
| No | Overclockable | Yes |
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