Buy on Amazon
$115
In Stock
Availability
Availability
AvailabilityMSRP in USD: $439
Availability
MSRP in USD: $439
Key Differences
In short — Core i9-11900 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 i9-11900 is 1258 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 56% cheaper than Core i9-11900 - $115.0 vs $259.99
Advantages of Intel Core i9-11900
- Performs up to 5% better in Dead Space than Core i5-8400 - 158 vs 151 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
Dead Space
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $115 on Amazon
In Stock
Updated 340 minutes ago
Intel® Core™ i9-11900 Desktop Processor 8 Cores up to 5.2 GHz LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 65W
Buy for $259.99 on Amazon
In Stock
Updated 338 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-11900
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
63.521126760563384%
Multi-Core
4748
53.85662431941923%
Intel Core i5-8400 | vs | Intel Core i9-11900 |
|---|---|---|
| Oct 5th, 2017 | Release Date | Mar 16th, 2021 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Rocket Lake |
| Intel Socket 1151 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
| 6 | Cores | 8 |
| 6 | Threads | 16 |
2.8 GHz | Base Clock Speed | 2.5 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.2 GHz |
| 65 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
28.0x | Multiplier | 25.0x |
| None | Integrated Graphics | UHD Graphics 750 |
| No | Overclockable | No |
Builds Using Core i5-8400 or Core i9-11900
Dead Space, 1920 x 1080, Ultra
61 FPS
$54.07/FPS
GeForce RTX 3060 Mobile
Core i9-11900
32 GB, 2 TB SSD
Buy on Amazon
$3,298
In Stock
74 FPS
$63.51/FPS
GeForce RTX 3080 Mobile
Core i9-11900
32 GB, 1 TB SSD
Buy on Amazon
$4,699.99
In Stock
39 FPS
$21.79/FPS
Radeon RX 580
Core i5-8400
8 GB, 1 TB HDD
Buy on Amazon
$849.99
In Stock
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