In Atomfall, the Core i5-9400 is slightly slower than the Core i9-11900KF. However, it's a much better value for money, as it's $300 cheaper!
Core i5-9400
- Up to 68% cheaper – $139.00 vs $439.00
- Up to 68% cheaper
- Up to 65% better value in Atomfall – $0.66 vs $1.90/FPS
- Up to 65% better value in Atomfall
- Consumes up to 48% less energy – 65 vs 125 Watts
- Consumes up to 48% less energy
- Can run games without a dedicated GPU using its integrated graphics
- Can run games without a dedicated GPU using its integrated graphics
Core i9-11900KF
- Up to 10% faster in Atomfall – 231 vs 210 FPS
- Up to 10% faster in Atomfall
- Is 2 years and 4 months newer – Mar 16, 2021 vs Oct 19, 2018
- Is 2 years and 4 months newer
Atomfall FPS Calculator
Core i5-9400 vs Core i9-11900KF: Comparison of performance and price
Core i5-9400
Oct 19th, 2018
Average FPS
210 FPS
91%
Min 1% FPS
157 FPS
91%
Price, $
$139
100%
Value, $/FPS
$0.66/FPS
100%
Core i9-11900KF
Mar 16th, 2021
Average FPS
231 FPS
100%
Min 1% FPS
173 FPS
100%
Price, $
$439
31%
Value, $/FPS
$1.9/FPS
35%
Synthetic Benchmarks
The Core i5-9400 vs Core i9-11900KF in synthetic CPU benchmarks
Performance Specifications
The Core i5-9400 vs Core i9-11900KF in core CPU performance specifications
Core i5-9400
Oct 19th, 2018
Cores
6-core
75%
L3 Cache
9 MB
56%
Base Frequency
2.9 GHz
83%
Turbo Frequency
4.1 GHz
77%
Max. DDR4 RAM Speed
2666 MHz
83%
Core i9-11900KF
Mar 16th, 2021
Cores
8-core
100%
L3 Cache
16 MB
100%
Base Frequency
3.5 GHz
100%
Turbo Frequency
5.3 GHz
100%
Max. DDR4 RAM Speed
3200 MHz
100%
Specifications
Comparison of core specifications
Core i5-9400 Oct 19th, 2018 | SpecificationsComparison of core specifications | Core i9-11900KF Mar 16th, 2021 |
|---|---|---|
| General | ||
| Oct 19th, 2018 | Released | Mar 16th, 2021 |
| – | MSRP | $513.00 |
Desktop | Segment | Desktop |
| LGA1151 | Socket | LGA1200 |
65 W | Power Consumption | 125 W |
| Other Features | ||
| 2666 MHz (DDR4) | RAM | 3200 MHz (DDR4) |
UHD 630 | Integrated GPU | No Integrated Graphics |
| Not Overclockable | Overclock Support | Overclockable |
