The Core i7-6800K is a clear winner – it's a slightly faster gaming CPU than the Core i5-8400T and it's also a much better value for money, as it's $40.39 cheaper!
Advantages of the Core i7-6800K
- A slightly faster CPU for gaming
- Up to 36% cheaper – $72.98 vs $113.37
- A much better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 12 vs 6 threads
Advantages of the Core i5-8400T
- Consumes up to 75% less energy – 35 vs 140 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Core i7-6800K vs Core i5-8400T for Gaming
The CPU's performance in selected game and settings
Core i7-6800K
May 31st, 2016
Average FPS
686
100%
Min 1% FPS
378
100%
Price, $
$72.98
100%
Value, $/FPS
$0.1/FPS
100%
Core i5-8400T
Apr 2nd, 2018
Average FPS
680
99%
Min 1% FPS
377
100%
Price, $
$113.37
64%
Value, $/FPS
$0.16/FPS
62%
Core i7-6800K 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 i7-6800K vs Core i5-8400T in synthetic CPU benchmarks
Performance Specifications
The Core i7-6800K vs Core i5-8400T in core CPU performance specifications
Core i7-6800K
May 31st, 2016
Cores
6-core
100%
L3 Cache
15 MB
100%
Base Frequency
3.4 GHz
100%
Turbo Frequency
3.6 GHz
100%
Max. DDR4 RAM Speed
2400 MHz
90%
Core i5-8400T
Apr 2nd, 2018
Cores
6-core
100%
L3 Cache
9 MB
60%
Base Frequency
1.7 GHz
50%
Turbo Frequency
3.3 GHz
92%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i7-6800K | SpecificationsComparison of all specifications | Core i5-8400T |
|---|---|---|
| General | ||
| May 31st, 2016 | Release Date | Apr 2nd, 2018 |
| $434.00 | MSRP | $182.00 |
Desktop | Segment | Desktop |
| Intel Socket 2011-3 | Socket | Intel Socket 1151 |
| Broadwell-E | Codename | Coffee Lake |
| 140 W | Power Consumption | 35 W |
| Performance | ||
| 6 | Cores | 6 |
12 | Threads | 6 |
3.4 GHz | Base Frequency | 1.7 GHz |
3.6 GHz | Turbo Frequency | 3.3 GHz |
15 MB | L3 Cache | 9 MB |
| Other Features | ||
| DDR4 @ 2400 MHz | RAM | DDR4 @ 2666 MHz |
| No | Integrated Graphics | UHD Graphics 630 |
Yes | Overclockable | No |
