The Core i5-8259U is a slightly faster gaming CPU than the Core i5-6400. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i5-8259U
- A slightly faster CPU for gaming
- Consumes up to 57% less energy – 28 vs 65 Watts
- Can execute more multi-threaded tasks simultaneously – 8 vs 4 threads
Advantages of the Core i5-6400
The Core i5-8259U is better in every way
Core i5-8259U vs Core i5-6400 for Gaming
The CPU's performance in selected game and settings
Core i5-8259U
Apr 5th, 2018
Average FPS
201
100%
Min 1% FPS
140
100%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
Core i5-8259U vs Core i5-6400 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
Very High
1920x1080
Average FPS
Average FPS
Ultra
1920x1080
+2
Average FPS
Average FPS
Best Looking
1920x1080
Average FPS
Average FPS
Very High
1920x1080
+2
Average FPS
Average FPS
High
1920x1080
+1
Average FPS
Average FPS
Add a Game
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Synthetic Benchmarks
The Core i5-8259U vs Core i5-6400 in synthetic CPU benchmarks
Performance Specifications
The Core i5-8259U vs Core i5-6400 in core CPU performance specifications
Core i5-8259U
Apr 5th, 2018
Cores
4-core
100%
L3 Cache
6 MB
100%
Base Frequency
2.3 GHz
85%
Turbo Frequency
3.8 GHz
100%
Max. DDR4 RAM Speed
2400 MHz
100%
Core i5-6400
Jul 2nd, 2015
Cores
4-core
100%
L3 Cache
6 MB
100%
Base Frequency
2.7 GHz
100%
Turbo Frequency
3.3 GHz
87%
Max. DDR4 RAM Speed
2133 MHz
89%
Specifications
Comparison of all specifications
Core i5-8259U | SpecificationsComparison of all specifications | Core i5-6400 |
|---|---|---|
| General | ||
Apr 5th, 2018 | Release Date | Jul 2nd, 2015 |
| $320.00 | MSRP | $182.00 |
Laptop | Segment | Desktop |
| Intel BGA 1526 | Socket | Intel Socket 1151 |
| Coffee Lake-U | Codename | Skylake |
28 W | Power Consumption | 65 W |
| Performance | ||
| 4 | Cores | 4 |
8 | Threads | 4 |
| 2.3 GHz | Base Frequency | 2.7 GHz |
3.8 GHz | Turbo Frequency | 3.3 GHz |
| 6 MB | L3 Cache | 6 MB |
| Other Features | ||
| DDR4 @ 2400 MHz | RAM | DDR4 @ 2133 MHz |
| Iris Pro Plus 655 | Integrated Graphics | HD Graphics 530 |
| No | Overclockable | No |
