The Core i5-8400 is at least 2x slower gaming CPU than the Core i5-14600K. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i5-8400
- Consumes up to 48% less energy – 65 vs 125 Watts
Advantages of the Core i5-14600K
- At least 2x faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 20 vs 6 threads
Core i5-8400 vs Core i5-14600K
The CPU's performance in selected game and settings
Core i5-8400
Oct 5th, 2017
Average FPS
201
85%
Min 1% FPS
138
86%
Price, £
Out of Stock
Value, £/FPS
Not Available
All items are out of stock.
Core i5-14600K
Oct 17th, 2023
Average FPS
237
100%
Min 1% FPS
161
100%
Price, £
Out of Stock
Value, £/FPS
Not Available
All items are out of stock.
Synthetic Benchmarks
The Core i5-8400 vs Core i5-14600K in synthetic CPU benchmarks
Performance Specifications
The Core i5-8400 vs Core i5-14600K in core CPU performance specifications
Core i5-8400
Oct 5th, 2017
Cores
6-core
43%
L3 Cache
9 MB
38%
Base Frequency
2.8 GHz
80%
Turbo Frequency
4 GHz
75%
Max. DDR4 RAM Speed
2666 MHz
48%
Core i5-14600K
Oct 17th, 2023
Cores
14-core
100%
L3 Cache
24 MB
100%
Base Frequency
3.5 GHz
100%
Turbo Frequency
5.3 GHz
100%
Max. DDR5 RAM Speed
5600 MHz
100%
Specifications
Comparison of all specifications
Core i5-8400 | SpecificationsComparison of all specifications | Core i5-14600K |
|---|---|---|
| General | ||
| Oct 5th, 2017 | Release Date | Oct 17th, 2023 |
$182.00 | MSRP | $319.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1700 |
| Coffee Lake | Codename | Raptor Lake-R |
65 W | Power Consumption | 125 W |
| Performance | ||
| 6 | Cores | 14 |
| 6 | Threads | 20 |
| 2.8 GHz | Base Frequency | 3.5 GHz |
| 4.0 GHz | Turbo Frequency | 5.3 GHz |
| 9 MB | L3 Cache | 24 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 5600 MHz |
| UHD Graphics 630 | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
