The Core i5-9600K is at least 2x faster gaming CPU than the Core i5-6400, however, it's a worse value for money, as it's $63.35 more expensive!
Advantages of the Core i5-9600K
- At least 2x faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 6 vs 4 threads
Advantages of the Core i5-6400
- Up to 54% cheaper – $53.59 vs $116.94
- A better value for money for gaming
- Consumes up to 32% less energy – 65 vs 95 Watts
Core i5-9600K vs Core i5-6400 for Gaming
The CPU's performance in selected game and settings
Core i5-9600K
Oct 19th, 2018
Average FPS
192
100%
Min 1% FPS
127
100%
Price, €
€116.94
45%
Value, €/FPS
€0.6/FPS
48%
Core i5-6400
Jul 2nd, 2015
Average FPS
180
94%
Min 1% FPS
120
94%
Price, €
€53.59
100%
Value, €/FPS
€0.29/FPS
100%
Core i5-9600K vs Core i5-6400 in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Core i5-9600K vs Core i5-6400 in synthetic CPU benchmarks
Performance Specifications
The Core i5-9600K vs Core i5-6400 in core CPU performance specifications
Core i5-9600K
Oct 19th, 2018
Cores
6-core
100%
L3 Cache
9 MB
100%
Base Frequency
3.7 GHz
100%
Turbo Frequency
4.6 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i5-6400
Jul 2nd, 2015
Cores
4-core
67%
L3 Cache
6 MB
67%
Base Frequency
2.7 GHz
73%
Turbo Frequency
3.3 GHz
72%
Max. DDR4 RAM Speed
2133 MHz
80%
Specifications
Comparison of all specifications
Core i5-9600K | SpecificationsComparison of all specifications | Core i5-6400 |
|---|---|---|
| General | ||
Oct 19th, 2018 | Release Date | Jul 2nd, 2015 |
| Not Available | MSRP | $182.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
| Coffee Lake | Codename | Skylake |
| 95 W | Power Consumption | 65 W |
| Performance | ||
6 | Cores | 4 |
6 | Threads | 4 |
3.7 GHz | Base Frequency | 2.7 GHz |
4.6 GHz | Turbo Frequency | 3.3 GHz |
9 MB | L3 Cache | 6 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2133 MHz |
| UHD 630 | Integrated Graphics | HD Graphics 530 |
Yes | Overclockable | No |
