Buy on Amazon
$67.64
In Stock
AvailabilityMSRP in USD: $182
Availability
MSRP in USD: $182
AvailabilityMSRP in USD: $434
Availability
MSRP in USD: $434
Key Differences
In short — Core i7-6800K outperforms the cheaper Core i5-6400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-6800K is 334 days newer than the cheaper Core i5-6400.
Advantages of Intel Core i5-6400
- Up to 25% cheaper than Core i7-6800K - $67.64 vs $90.0
- Consumes up to 54% less energy than Intel Core i7-6800K - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i7-6800K doesn't have integrated graphics
Advantages of Intel Core i7-6800K
- Performs up to 1% better in Escape From Tarkov than Core i5-6400 - 204 vs 202 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 12 vs 4 threads
Escape From Tarkov
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400
Buy for $67.64 on Amazon
In Stock
Updated 77891 minutes ago
Intel Boxed Core i7-6800K Processor (15M Cache, up to 3.60 GHz) FCLGA2011-3 (BX80671I76800K)
Buy for $90 on Amazon
In Stock
Updated 77891 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-6400
Desktop • Jul 2nd, 2015
Core i7-6800K
Desktop • May 31st, 2016
Geekbench 5 Benchmarks
Core i5-6400
Desktop • Jul 2nd, 2015
Single-Core
1111
90.76797385620915%
Multi-Core
3023
53.40045928281223%
Intel Core i5-6400 | vs | Intel Core i7-6800K |
|---|---|---|
| Jul 2nd, 2015 | Release Date | May 31st, 2016 |
| Core i5 | Collection | Core i7 |
| Skylake | Codename | Broadwell-E |
| Intel Socket 1151 | Socket | Intel Socket 2011-3 |
Desktop | Segment | Desktop |
| 4 | Cores | 6 |
| 4 | Threads | 12 |
| 2.7 GHz | Base Clock Speed | 3.4 GHz |
| 3.3 GHz | Turbo Clock Speed | 3.6 GHz |
65 W | TDP | 140 W |
| 14 nm | Process Size | 14 nm |
| 27.0x | Multiplier | 34.0x |
HD Graphics 530 | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-6400 or Core i7-6800K
Escape From Tarkov, 1920 x 1080, Ultra
105 FPS
$3.57/FPS
GeForce GTX 1070
Core i5-6400
16 GB, N/A Storage
Buy on Amazon
$374.99
In Stock
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.
