Buy on Amazon
$130.73
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i9-10900X 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 i9-10900X is 744 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 79% cheaper than Core i9-10900X - $130.73 vs $615.0
- Up to 78% better value when playing World of Warcraft than Core i9-10900X - $0.72 vs $3.25 per FPS
- Consumes up to 61% less energy than Intel Core i9-10900X - 65 vs 165 Watts
Advantages of Intel Core i9-10900X
- Performs up to 4% better in World of Warcraft than Core i5-8400 - 189 vs 181 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 20 vs 6 threads
World of Warcraft
Resolution
1920 x 1080
Game Graphics
Maximum
Core i5-8400
Desktop • Oct 5th, 2017
FPS
181
95%
Value, $/FPS
$0.72/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 16375 minutes ago
Intel Core i9-10900X Desktop Processor 10 Cores up to 4.7GHz Unlocked LGA2066 X299 Series 165W (BX8069510900X)
Buy for $615 on Amazon
In Stock
Updated 16375 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Maximum
Core i5-8400
Desktop • Oct 5th, 2017
Core i9-10900X
Desktop • Oct 19th, 2019
Geekbench 5 Benchmarks
Intel Core i5-8400 | vs | Intel Core i9-10900X |
|---|---|---|
| Oct 5th, 2017 | Release Date | Oct 19th, 2019 |
| Core i5 | Collection | Core i9 Extreme |
| Coffee Lake | Codename | Cascade Lake |
| Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
| 6 | Cores | 10 |
| 6 | Threads | 20 |
| 2.8 GHz | Base Clock Speed | 3.7 GHz |
| 4.0 GHz | Turbo Clock Speed | 4.5 GHz |
65 W | TDP | 165 W |
| 14 nm | Process Size | 14 nm |
| 28.0x | Multiplier | 37.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-8400 or Core i9-10900X
World of Warcraft, 1920 x 1080, Maximum
189 FPS
$30.69/FPS
GeForce RTX 4090
Core i9-10900X
16 GB, 512 GB SSD + 5 TB HDD
Buy on Amazon
$5,799.99
In Stock
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