The Core i5-8400 is the comparison's loser – it's a much slower gaming CPU than the Core i5-12600K and it's also a slightly worse value for money, as it's only $60.97 cheaper!
Advantages of the Core i5-8400
- Up to 34% cheaper – $120.00 vs $180.97
- Consumes up to 48% less energy – 65 vs 125 Watts
Advantages of the Core i5-12600K
- At least 2x faster CPU for gaming
- A slightly better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 16 vs 6 threads
Core i5-8400 vs Core i5-12600K for Gaming
The CPU's performance in selected game and settings
Core i5-12600K
Nov 4th, 2021
Average FPS
209
100%
Min 1% FPS
138
100%
Price, $
$180.97
66%
Value, $/FPS
$0.86/FPS
74%
Core i5-8400 vs Core i5-12600K in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i5-8400 vs Core i5-12600K in synthetic CPU benchmarks
Performance Specifications
The Core i5-8400 vs Core i5-12600K in core CPU performance specifications
Core i5-8400
Oct 5th, 2017
Cores
6-core
60%
L3 Cache
9 MB
45%
Base Frequency
2.8 GHz
76%
Turbo Frequency
4 GHz
82%
Max. DDR4 RAM Speed
2666 MHz
56%
Core i5-12600K
Nov 4th, 2021
Cores
10-core
100%
L3 Cache
20 MB
100%
Base Frequency
3.7 GHz
100%
Turbo Frequency
4.9 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Specifications
Comparison of all specifications
Core i5-8400 | SpecificationsComparison of all specifications | Core i5-12600K |
|---|---|---|
| General | ||
| Oct 5th, 2017 | Release Date | Nov 4th, 2021 |
$182.00 | MSRP | $289.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1700 |
| Coffee Lake | Codename | Alder Lake |
65 W | Power Consumption | 125 W |
| Performance | ||
| 6 | Cores | 10 |
| 6 | Threads | 16 |
| 2.8 GHz | Base Frequency | 3.7 GHz |
| 4.0 GHz | Turbo Frequency | 4.9 GHz |
| 9 MB | L3 Cache | 20 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 4800 MHz |
| UHD Graphics 630 | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
