Buy on Amazon
$302
In Stock
Availability
Availability
AvailabilityMSRP in USD: $488
Availability
MSRP in USD: $488
Key Differences
In short — Core i9-9900K outperforms the cheaper Core i9-7940X on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-9900K is 413 days newer than the cheaper Core i9-7940X.
Advantages of Intel Core i9-7940X
- Up to 22% cheaper than Core i9-9900K - $302.0 vs $385.0
- Can execute more multi-threaded tasks simultaneously than Intel Core i9-9900K - 28 vs 16 threads
Advantages of Intel Core i9-9900K
- Performs up to 2% better in The Witcher 3: Wild Hunt than Core i9-7940X - 171 vs 167 FPS
- Consumes up to 42% less energy than Intel Core i9-7940X - 95 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-7940X doesn't have integrated graphics
The Witcher 3: Wild Hunt
Resolution
1920 x 1080
Game Graphics
Ultra+
Intel Core i9-7940X X-Series Processor 14 Cores up to 4.3 GHz Turbo Unlocked LGA2066 X299 Series 165W
Buy for $302 on Amazon
In Stock
Updated 74255 minutes ago
Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0 GHz Turbo Unlocked LGA1151 300 Series 95W
Buy for $385 on Amazon
In Stock
Updated 74255 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra+
Core i9-7940X
Desktop • Sep 1st, 2017
Core i9-9900K
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i9-7940X | vs | Intel Core i9-9900K |
|---|---|---|
| Sep 1st, 2017 | Release Date | Oct 19th, 2018 |
| Core i9 | Collection | Core i9 |
| Skylake | Codename | Coffee Lake |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
14 | Cores | 8 |
28 | Threads | 16 |
| 3.1 GHz | Base Clock Speed | 3.6 GHz |
| 4.3 GHz | Turbo Clock Speed | 5.0 GHz |
| 165 W | TDP | 95 W |
| 14 nm | Process Size | 14 nm |
| 31.0x | Multiplier | 36.0x |
| None | Integrated Graphics | UHD Graphics 630 |
| Yes | Overclockable | Yes |
Builds Using Core i9-7940X or Core i9-9900K
The Witcher 3: Wild Hunt, 1920 x 1080, Ultra+
93 FPS
$50.54/FPS
GeForce RTX 2080 Ti
Core i9-9900K
16 GB, 2 TB HDD
Buy on Amazon
$4,699.99
In Stock
73 FPS
$54.78/FPS
GeForce RTX 2080
Core i9-9900K
32 GB, 512 GB SSD + 1 TB HDD
Buy on Amazon
$3,999
In Stock
62 FPS
$62.89/FPS
GeForce RTX 2070
Core i9-9900K
16 GB, 960 GB SSD + 3 TB HDD
Buy on Amazon
$3,899
In Stock
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