Buy on Amazon
€1,251.24
In Stock
Prices and Stock
Prices and Stock
Prices and StockMSRP $513
Prices and Stock
MSRP $513
Key Differences
In short — Core i9-9900KS outperforms the cheaper Core i9-9940X on the selected game parameters. However, the worse performing Core i9-9940X is a better bang for your buck. The better performing Core i9-9900KS is 374 days newer than the cheaper Core i9-9940X.
Advantages of Core i9-9940X
- Up to 30% cheaper than Core i9-9900KS - $1251.24 vs $1791.89
- Up to 27% better value when playing Lost Ark than Core i9-9900KS - $4.83 vs $6.64 per FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i9-9900KS - 28 vs 16 threads
Advantages of Core i9-9900KS
- Performs up to 4% better in Lost Ark than Core i9-9940X - 270 vs 259 FPS
- Consumes up to 23% less energy than Intel Core i9-9940X - 127 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i9-9940X doesn't have integrated graphics
Lost Ark
Resolution
1920 x 1080
Game Graphics
Very High
Core i9-9940X
Desktop • Oct 19th, 2018
FPS
259
96%
Value, €/FPS
€4.83/FPS
100%
Price, €
€1251.24
100%
Value Winner
Intel Core i9-9940X X-Series Processor 14 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC9)
Buy for €1,251.24 on Amazon
In Stock
Updated 291 minutes ago
Core i9-9900KS
Desktop • Oct 28th, 2019
FPS
270
100%
Value, €/FPS
€6.64/FPS
73%
Price, €
€1791.89
69%
FPS Winner
Intel Core i9-9900KS Desktop Processor 8 Cores up to 5.0GHz All-Core Turbo Unlocked LGA1151 Z390 127W
Buy for €1,791.89 on Amazon
In Stock
Updated 291 minutes ago
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Very High
Core i9-9940X
Desktop • Oct 19th, 2018
Core i9-9900KS
Desktop • Oct 28th, 2019
Geekbench 5 Benchmarks
Core i9-9940X | vs | Core i9-9900KS |
|---|---|---|
| Oct 19th, 2018 | Release Date | Oct 28th, 2019 |
| 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 |
| 3.3 GHz | Base Clock Speed | 4.0 GHz |
| 4.4 GHz | Turbo Clock Speed | 5.0 GHz |
| 165 W | TDP | 127 W |
| 14 nm | Process Size | 14 nm |
| 33.0x | Multiplier | 40.0x |
| None | Integrated Graphics | UHD 630 |
| Yes | Overclockable | Yes |
Popular Core i9-9940X and Core i9-9900KS Comparisons
Compare 2 Processors in Games
Core i9-9900KS
€1,791.89
vs
Xeon E5-2699A v4
€1,711.71
Core i9-9900KS
€1,791.89
vs
Core i9-9980XE
€1,621.61
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper 3970X
€1,319.82
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper PRO 3995WX
€2,387.39
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper PRO 3975WX
€1,220.72
Core i9-9900KS
€1,791.89
vs
Core i9-9940X
€1,251.24
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper 3990X
€2,478.33
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper 3960X
€963.96
Core i9-9900KS
€1,791.89
vs
Core i5-13400F
€810.8
Core i9-9900KS
€1,791.89
vs
Ryzen Threadripper PRO 3955WX
€833.33
Core i9-9940X
€1,251.24
vs
Ryzen Threadripper 3970X
€1,319.82
Core i9-9940X
€1,251.24
vs
Ryzen Threadripper PRO 3975WX
€1,220.72
Core i9-9940X
€1,251.24
vs
Ryzen Threadripper 3960X
€963.96
Core i9-9940X
€1,251.24
vs
Core i9-9980XE
€1,621.61
Core i9-9940X
€1,251.24
vs
Core i5-13400F
€810.8
Core i9-9940X
€1,251.24
vs
Ryzen Threadripper PRO 3955WX
€833.33
Core i9-9940X
€1,251.24
vs
Ryzen Threadripper 2970WX
€806.3
Core i9-9940X
€1,251.24
vs
Xeon E5-2699A v4
€1,711.71
Core i9-9940X
€1,251.24
vs
Core i9-10980XE
€680.18
Core i9-9940X
€1,251.24
vs
Core i9-9900KS
€1,791.89