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$139
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Key Differences
In short — Core i5-9400 outperforms the cheaper Core i5-8400T on the selected game parameters. However, the worse performing Core i5-8400T is a better bang for your buck. The better performing Core i5-9400 is 200 days newer than the cheaper Core i5-8400T.
Advantages of Intel Core i5-8400T
- Up to 14% cheaper than Core i5-9400 - $139.0 vs $160.91
- Up to 12% better value when playing DOOM Eternal than Core i5-9400 - $0.29 vs $0.33 per FPS
- Consumes up to 46% less energy than Intel Core i5-9400 - 35 vs 65 Watts
Advantages of Intel Core i5-9400
- Performs up to 2% better in DOOM Eternal than Core i5-8400T - 487 vs 476 FPS
- Works without a dedicated GPU, while Intel Core i5-8400T doesn't have integrated graphics
DOOM Eternal
Resolution
1920 x 1080
Game Graphics
Nightmare
Intel Core i5-8400T prcsr Tray
Buy for $139 on Amazon
In Stock
Updated 3378 minutes ago
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400
Buy for $160.91 on Amazon
In Stock
Updated 3378 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Nightmare
Core i5-8400T
Desktop • Apr 2nd, 2018
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i5-8400T | vs | Intel Core i5-9400 |
|---|---|---|
| Apr 2nd, 2018 | Release Date | Oct 19th, 2018 |
| Core i5 | Collection | Core i5 |
| Coffee Lake | Codename | Coffee Lake |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 6 |
| 6 | Threads | 6 |
| 1.7 GHz | Base Clock Speed | 2.9 GHz |
| 3.3 GHz | Turbo Clock Speed | 4.1 GHz |
35 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
| 17.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD 630 |
| No | Overclockable | No |
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