The Core i5-9400F is a clear winner – it's a much faster gaming CPU than the Core i5-8400T and it's also a better value for money, as it's $7.55 cheaper!
Advantages of the Core i5-9400F
- A much faster CPU for gaming
- Up to 7% cheaper – $94.59 vs $102.14
- A better value for money for gaming
Advantages of the Core i5-8400T
- Consumes up to 46% less energy – 35 vs 65 Watts
- Has an integrated GPU, while the Core i5-9400F cannot run games without a dedicated GPU
Core i5-9400F vs Core i5-8400T for Gaming
The CPU's performance in selected game and settings
Core i5-9400F
Jan 8th, 2019
Average FPS
186
100%
Min 1% FPS
123
100%
Price, €
€94.59
100%
Value, €/FPS
€0.5/FPS
100%
Core i5-8400T
Apr 2nd, 2018
Average FPS
180
97%
Min 1% FPS
120
98%
Price, €
€102.14
92%
Value, €/FPS
€0.56/FPS
89%
Core i5-9400F vs Core i5-8400T in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Core i5-9400F vs Core i5-8400T in synthetic CPU benchmarks
Performance Specifications
The Core i5-9400F vs Core i5-8400T in core CPU performance specifications
Core i5-9400F
Jan 8th, 2019
Cores
6-core
100%
L3 Cache
9 MB
100%
Base Frequency
2.9 GHz
100%
Turbo Frequency
4.1 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i5-8400T
Apr 2nd, 2018
Cores
6-core
100%
L3 Cache
9 MB
100%
Base Frequency
1.7 GHz
59%
Turbo Frequency
3.3 GHz
80%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i5-9400F | SpecificationsComparison of all specifications | Core i5-8400T |
|---|---|---|
| General | ||
Jan 8th, 2019 | Release Date | Apr 2nd, 2018 |
| Not Available | MSRP | $182.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
| Coffee Lake | Codename | Coffee Lake |
| 65 W | Power Consumption | 35 W |
| Performance | ||
| 6 | Cores | 6 |
| 6 | Threads | 6 |
2.9 GHz | Base Frequency | 1.7 GHz |
4.1 GHz | Turbo Frequency | 3.3 GHz |
| 9 MB | L3 Cache | 9 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
| No | Integrated Graphics | UHD Graphics 630 |
| No | Overclockable | No |
