Buy on Amazon
$79
In Stock
AvailabilityMSRP in USD: $182
Availability
MSRP in USD: $182
Availability
Availability
Key Differences
In short — Core i9-7900X outperforms the cheaper Core i5-6400 on the selected game parameters. However, the worse performing Core i5-6400 is a better bang for your buck. The better performing Core i9-7900X is 725 days newer than the cheaper Core i5-6400.
Advantages of Intel Core i5-6400
- Up to 81% cheaper than Core i9-7900X - $79.0 vs $412.83
- Up to 81% better value when playing The Witcher 3: Wild Hunt than Core i9-7900X - $0.48 vs $2.47 per FPS
- Consumes up to 54% less energy than Intel Core i9-7900X - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i9-7900X doesn't have integrated graphics
Advantages of Intel Core i9-7900X
- Performs up to 2% better in The Witcher 3: Wild Hunt than Core i5-6400 - 167 vs 163 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 20 vs 4 threads
The Witcher 3: Wild Hunt
Resolution
1920 x 1080
Game Graphics
Ultra+
Intel Boxed Core I5-6400 FC-LGA14C 2.70 Ghz 6 M Processor Cache 4 LGA 1151 BX80662I56400
Buy for $79 on Amazon
In Stock
Updated 4877 minutes ago
Core i9-7900X
Desktop • Jun 26th, 2017
FPS
167
100%
Value, $/FPS
$2.47/FPS
19%
Price, $
$412.83
19%
FPS Winner
Intel Core i9-7900X X-Series Processor 10 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 140W
Buy for $412.83 on Amazon
In Stock
Updated 4877 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra+
Core i5-6400
Desktop • Jul 2nd, 2015
Core i9-7900X
Desktop • Jun 26th, 2017
Geekbench 5 Benchmarks
Intel Core i5-6400 | vs | Intel Core i9-7900X |
|---|---|---|
| Jul 2nd, 2015 | Release Date | Jun 26th, 2017 |
| Core i5 | Collection | Core i9 |
| Skylake | Codename | Skylake-E/EP |
| Intel Socket 1151 | Socket | Intel Socket 2066 |
Desktop | Segment | Desktop |
| 4 | Cores | 10 |
| 4 | Threads | 20 |
| 2.7 GHz | Base Clock Speed | 3.3 GHz |
| 3.3 GHz | Turbo Clock Speed | 4.3 GHz |
65 W | TDP | 140 W |
| 14 nm | Process Size | 14 nm |
| 27.0x | Multiplier | 33.0x |
HD Graphics 530 | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-6400 or Core i9-7900X
The Witcher 3: Wild Hunt, 1920 x 1080, Ultra+
34 FPS
$24.27/FPS
GeForce GTX 1070
Core i5-6400
16 GB, N/A Storage
Buy on Amazon
$825.24
In Stock
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