Buy on Amazon
$405
In Stock
AvailabilityMSRP in USD: $488
Availability
MSRP in USD: $488
Availability
Availability
Key Differences
In short — Core i9-9900K 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 i9-9900K is 379 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i9-9900K
- Performs up to 5% better in Total War: WARHAMMER III than Core i5-8400 - 181 vs 173 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
Advantages of Intel Core i5-8400
- Up to 68% cheaper than Core i9-9900K - $130.73 vs $405.0
- Up to 66% better value when playing Total War: WARHAMMER III than Core i9-9900K - $0.76 vs $2.24 per FPS
- Consumes up to 32% less energy than Intel Core i9-9900K - 65 vs 95 Watts
Total War: WARHAMMER III
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0 GHz Turbo Unlocked LGA1151 300 Series 95W
Buy for $405 on Amazon
In Stock
Updated 3908 minutes ago
Core i5-8400
Desktop • Oct 5th, 2017
FPS
173
95%
Value, $/FPS
$0.76/FPS
100%
Price, $
$130.73
100%
Value Winner
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $130.73 on Amazon
In Stock
Updated 3908 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i9-9900K
Desktop • Oct 19th, 2018
Core i5-8400
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Intel Core i9-9900K | vs | Intel Core i5-8400 |
|---|---|---|
Oct 19th, 2018 | Release Date | Oct 5th, 2017 |
| Core i9 | Collection | Core i5 |
| Coffee Lake | Codename | Coffee Lake |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
8 | Cores | 6 |
16 | Threads | 6 |
3.6 GHz | Base Clock Speed | 2.8 GHz |
5.0 GHz | Turbo Clock Speed | 4.0 GHz |
| 95 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
36.0x | Multiplier | 28.0x |
UHD Graphics 630 | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i9-9900K or Core i5-8400
Total War: WARHAMMER III, 1920 x 1080, Ultra
59 FPS
$79.66/FPS
GeForce RTX 2080 Ti
Core i9-9900K
16 GB, 2 TB HDD
Buy on Amazon
$4,699.99
In Stock
31 FPS
$125.77/FPS
GeForce RTX 2070
Core i9-9900K
16 GB, 960 GB SSD + 3 TB HDD
Buy on Amazon
$3,899
In Stock
41 FPS
$97.54/FPS
GeForce RTX 2080
Core i9-9900K
32 GB, 512 GB SSD + 1 TB HDD
Buy on Amazon
$3,999
In Stock
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