Buy on Amazon
$192
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i7-8700K outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Core i7-8700K and the cheaper Core i5-8400 have been released at the same time.
Advantages of Intel Core i7-8700K
- Performs up to 5% better in Far Cry 3 than Core i5-8400 - 148 vs 141 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 12 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Advantages of Intel Core i5-8400
- Up to 27% cheaper than Core i7-8700K - $140.0 vs $192.0
- Up to 24% better value when playing Far Cry 3 than Core i7-8700K - $0.99 vs $1.3 per FPS
- Consumes up to 32% less energy than Intel Core i7-8700K - 65 vs 95 Watts
Far Cry 3
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-8700K
Desktop • Oct 5th, 2017
FPS
148
100%
Value, $/FPS
$1.3/FPS
76.15384615384615%
Price, $
$192
72%
FPS Winner
Intel Core i7-8700K Desktop Processor 6 Cores up to 4.7GHz Turbo Unlocked LGA1151 300 Series 95W
Buy for $192 on Amazon
In Stock
Updated 349276 minutes ago
Core i5-8400
Desktop • Oct 5th, 2017
FPS
141
95.27027027027027%
Value, $/FPS
$0.99/FPS
100%
Price, $
$140
100%
Value Winner
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $140 on Amazon
In Stock
Updated 349276 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-8700K
Desktop • Oct 5th, 2017
Core i5-8400
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
85.52465233881163%
Multi-Core
4748
73.69237932640075%
Intel Core i7-8700K | vs | Intel Core i5-8400 |
|---|---|---|
| Oct 5th, 2017 | Release Date | Oct 5th, 2017 |
| Core i7 | Collection | Core i5 |
| Coffee Lake | Codename | Coffee Lake |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 6 |
12 | Threads | 6 |
3.7 GHz | Base Clock Speed | 2.8 GHz |
4.7 GHz | Turbo Clock Speed | 4.0 GHz |
| 95 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
37.0x | Multiplier | 28.0x |
UHD Graphics 630 | Integrated Graphics | None |
Yes | Overclockable | No |
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.
