The Core i7-6700K is a clear winner – it's a much faster gaming CPU than the Core i5-8400T and it's also a slightly better value for money, as it's only $21.65 more expensive!
Advantages of the Core i7-6700K
- A much faster CPU for gaming
- A slightly better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 8 vs 6 threads
Advantages of the Core i5-8400T
- Up to 17% cheaper – $102.13 vs $123.78
- Consumes up to 62% less energy – 35 vs 91 Watts
Core i7-6700K vs Core i5-8400T for Gaming
The CPU's performance in selected game and settings
Core i7-6700K
Aug 5th, 2015
Average FPS
206
100%
Min 1% FPS
143
100%
Price, €
€123.78
82%
Value, €/FPS
€0.6/FPS
85%
Core i5-8400T
Apr 2nd, 2018
Average FPS
200
97%
Min 1% FPS
139
97%
Price, €
€102.13
100%
Value, €/FPS
€0.51/FPS
100%
Core i7-6700K vs Core i5-8400T in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i7-6700K vs Core i5-8400T in synthetic CPU benchmarks
Performance Specifications
The Core i7-6700K vs Core i5-8400T in core CPU performance specifications
Core i7-6700K
Aug 5th, 2015
Cores
4-core
67%
L3 Cache
8 MB
89%
Base Frequency
4 GHz
100%
Turbo Frequency
4.2 GHz
100%
Max. DDR4 RAM Speed
2133 MHz
80%
Core i5-8400T
Apr 2nd, 2018
Cores
6-core
100%
L3 Cache
9 MB
100%
Base Frequency
1.7 GHz
42%
Turbo Frequency
3.3 GHz
79%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i7-6700K | SpecificationsComparison of all specifications | Core i5-8400T |
|---|---|---|
| General | ||
| Aug 5th, 2015 | Release Date | Apr 2nd, 2018 |
| $3.39 | MSRP | $1.82 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
| Skylake | Codename | Coffee Lake |
| 91 W | Power Consumption | 35 W |
| Performance | ||
| 4 | Cores | 6 |
8 | Threads | 6 |
4.0 GHz | Base Frequency | 1.7 GHz |
4.2 GHz | Turbo Frequency | 3.3 GHz |
| 8 MB | L3 Cache | 9 MB |
| Other Features | ||
| DDR3 @ 2133 MHz, DDR4 @ 2133 MHz | RAM | DDR4 @ 2666 MHz |
| HD Graphics 530 | Integrated Graphics | UHD Graphics 630 |
Yes | Overclockable | No |
