Buy on Amazon
$970.7
In Stock
Availability
Availability
AvailabilityMSRP in USD: $539
Availability
MSRP in USD: $539
Key Differences
In short, we have a clear winner — Core i9-11900K outperforms the more expensive Core i9-9940X on the selected game parameters, and is also a better bang for your buck! The better performing Core i9-11900K is 879 days newer than the more expensive Core i9-9940X.
Advantages of Intel Core i9-9940X
- Can execute more multi-threaded tasks simultaneously than Intel Core i9-11900K - 28 vs 16 threads
Advantages of Intel Core i9-11900K
- Performs up to 64% better in League of Legends than Core i9-9940X - 294 vs 179 FPS
- Up to 73% cheaper than Core i9-9940X - $265.0 vs $970.7
- Up to 83% better value when playing League of Legends than Core i9-9940X - $0.9 vs $5.42 per FPS
- Consumes up to 24% less energy than Intel Core i9-9940X - 125 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-9940X doesn't have integrated graphics
League of Legends
Resolution
1920 x 1080
Game Graphics
Very High
Intel Core i9-9940X X-Series Processor 14 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC9)
Buy for $970.7 on Amazon
In Stock
Updated 118 minutes ago
Core i9-11900K
Desktop • Mar 16th, 2021
FPS
294
100%
Value, $/FPS
$0.9/FPS
100%
Price, $
$265
100%
FPS and Value Winner
Intel Core i9-11900K Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel 500 Series & Select 400 Chipset) 125W
Buy for $265 on Amazon
In Stock
Updated 118 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Core i9-9940X
Desktop • Oct 19th, 2018
Core i9-11900K
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Intel Core i9-9940X | vs | Intel Core i9-11900K |
|---|---|---|
| Oct 19th, 2018 | Release Date | Mar 16th, 2021 |
| Core i9 | Collection | Core i9 |
| Skylake | Codename | Rocket Lake |
| Intel Socket 2066 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
14 | Cores | 8 |
28 | Threads | 16 |
| 3.3 GHz | Base Clock Speed | 3.5 GHz |
| 4.4 GHz | Turbo Clock Speed | 5.3 GHz |
| 165 W | TDP | 125 W |
| 14 nm | Process Size | 14 nm |
| 33.0x | Multiplier | 35.0x |
| None | Integrated Graphics | UHD Graphics 750 |
| Yes | Overclockable | Yes |
Builds Using Core i9-9940X or Core i9-11900K
League of Legends, 1920 x 1080, Very High
272 FPS
$7.79/FPS
GeForce RTX 3060
Core i9-11900K
16 GB, 2 TB SSD
Buy on Amazon
$2,119
In Stock
272 FPS
$6.98/FPS
GeForce RTX 3060
Core i9-11900K
64 GB, 2 TB SSD
Buy on Amazon
$1,898
In Stock
274 FPS
$7.22/FPS
GeForce RTX 4060
Core i9-11900K
32 GB, 512 GB SSD + 1 TB HDD
Buy on Amazon
$1,978
In Stock
282 FPS
$7.62/FPS
GeForce RTX 4070 SUPER
Core i9-11900K
64 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
$2,149.99
In Stock
272 FPS
$7.57/FPS
GeForce RTX 3060
Core i9-11900K
16 GB, 1 TB SSD
Buy on Amazon
$2,059
In Stock
272 FPS
$6.25/FPS
GeForce RTX 3060
Core i9-11900K
64 GB, 512 GB SSD
Buy on Amazon
$1,699
In Stock
270 FPS
$6.85/FPS
GeForce RTX 3050
Core i9-11900K
32 GB, 2 TB SSD
Buy on Amazon
$1,849
In Stock
279 FPS
$12.9/FPS
GeForce RTX 3080
Core i9-11900K
16 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
$3,599
In Stock
279 FPS
$12.19/FPS
GeForce RTX 3080
Core i9-11900K
16 GB, N/A Storage
Buy on Amazon
$3,399.99
In Stock
270 FPS
$6.85/FPS
GeForce RTX 3050
Core i9-11900K
64 GB, 1 TB SSD
Buy on Amazon
$1,849
In Stock
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