Buy on Amazon
$99.3
In Stock
Availability
Availability
AvailabilityMSRP in USD: $488
Availability
MSRP in USD: $488
Key Differences
In short — Core i9-9900KF 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 i9-9900KF is 460 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 68% cheaper than Core i9-9900KF - $99.3 vs $315.0
- Up to 66% better value when playing Rust than Core i9-9900KF - $0.51 vs $1.51 per FPS
- Consumes up to 32% less energy than Intel Core i9-9900KF - 65 vs 95 Watts
Advantages of Intel Core i9-9900KF
- Performs up to 8% better in Rust than Core i5-8400 - 208 vs 193 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
Rust
Resolution
1920 x 1080
Game Graphics
High
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $99.3 on Amazon
In Stock
Updated 206 minutes ago
Intel BX80684I99900KF Intel Core i9-9900KF Desktop Processor 8 Cores up to 5.0 GHz Turbo Unlocked Without Processor Graphics LGA1151 300 Series 95W
Buy for $315 on Amazon
In Stock
Updated 206 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-9900KF
Desktop • Jan 8th, 2019
Geekbench 5 Benchmarks
Intel Core i5-8400 | vs | Intel Core i9-9900KF |
|---|---|---|
| Oct 5th, 2017 | Release Date | Jan 8th, 2019 |
| 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 | None |
| No | Overclockable | Yes |
Builds Using Core i5-8400 or Core i9-9900KF
Rust, 1920 x 1080, High
77 FPS
$22.47/FPS
GeForce RTX 3060 Ti
Core i9-9900KF
32 GB, 960 GB SSD + 4 TB HDD
Buy on Amazon
$1,729.99
In Stock
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