Buy on Amazon
$130.73
In Stock
Availability
Availability
AvailabilityMSRP in USD: $513
Availability
MSRP in USD: $513
Key Differences
In short — Core i9-11900KF 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 i9-11900KF is 1258 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 45% cheaper than Core i9-11900KF - $130.73 vs $237.0
- Up to 40% better value when playing Valheim than Core i9-11900KF - $0.65 vs $1.09 per FPS
- Consumes up to 48% less energy than Intel Core i9-11900KF - 65 vs 125 Watts
Advantages of Intel Core i9-11900KF
- Performs up to 8% better in Valheim than Core i5-8400 - 217 vs 200 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
Valheim
Resolution
1920 x 1080
Game Graphics
Highest
Core i5-8400
Desktop • Oct 5th, 2017
FPS
200
92%
Value, $/FPS
$0.65/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 163 minutes ago
Intel® Core™ i9-11900KF Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 125W
Buy for $237 on Amazon
In Stock
Updated 163 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Highest
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-11900KF
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Intel Core i5-8400 | vs | Intel Core i9-11900KF |
|---|---|---|
| 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 | 3.5 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.3 GHz |
65 W | TDP | 125 W |
| 14 nm | Process Size | 14 nm |
| 28.0x | Multiplier | 35.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-8400 or Core i9-11900KF
Valheim, 1920 x 1080, Highest
110 FPS
$9.09/FPS
GeForce RTX 3070
Core i9-11900KF
32 GB, N/A Storage
Buy on Amazon
$999.99
In Stock
142 FPS
$23.24/FPS
GeForce RTX 3090
Core i9-11900KF
32 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
$3,299.97
In Stock
110 FPS
$14.54/FPS
GeForce RTX 3070
Core i9-11900KF
16 GB, 1 TB SSD
Buy on Amazon
$1,599
In Stock
146 FPS
$21.92/FPS
Radeon RX 6900 XT
Core i9-11900KF
32 GB, N/A Storage
Buy on Amazon
$3,199.99
In Stock
69 FPS
$16.36/FPS
GeForce RTX 3050
Core i9-11900KF
16 GB, 1 TB SSD
Buy on Amazon
$1,129
In Stock
142 FPS
$45.77/FPS
GeForce RTX 3090
Core i9-11900KF
16 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
$6,499
In Stock
116 FPS
$16.81/FPS
GeForce RTX 3070 Ti
Core i9-11900KF
32 GB, 500 GB SSD + 4 TB HDD
Buy on Amazon
$1,949.99
In Stock
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