Buy on Amazon
€60.58
In Stock
Availability
Availability
AvailabilityMSRP in USD: $488
Availability
MSRP in USD: $488
Key Differences
In short — Core i9-9900K outperforms the cheaper Core i5-8400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-9900K is 379 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 81% cheaper than Core i9-9900K - $54.58 vs $281.51
- Consumes up to 32% less energy than Intel Core i9-9900K - 65 vs 95 Watts
Advantages of Intel Core i9-9900K
- Performs up to 3% better in Ready or Not than Core i5-8400 - 274 vs 265 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Ready or Not
Resolution
1920 x 1080
Game Graphics
Epic
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for €60.58 on Amazon
In Stock
Updated 75055 minutes ago
Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0 GHz Turbo Unlocked LGA1151 300 Series 95W
Buy for €312.48 on Amazon
In Stock
Updated 75054 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-9900K
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
81.11510791366906%
Multi-Core
4748
59.64824120603015%
Intel Core i5-8400 | vs | Intel Core i9-9900K |
|---|---|---|
| Oct 5th, 2017 | Release Date | Oct 19th, 2018 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Coffee Lake |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 8 |
| 6 | Threads | 16 |
| 2.8 GHz | Base Clock Speed | 3.6 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.0 GHz |
65 W | TDP | 95 W |
| 14 nm | Process Size | 14 nm |
| 28.0x | Multiplier | 36.0x |
| None | Integrated Graphics | UHD Graphics 630 |
| No | Overclockable | Yes |
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