The Core i5-8400 is a clear winner – it's at least 2x faster gaming CPU than the Pentium G640 and it's also a better value for money, as it's only $38.50 more expensive!
Advantages of the Core i5-8400
- At least 2x faster CPU for gaming
- A better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 6 vs 2 threads
Advantages of the Pentium G640
- Up to 60% cheaper – $25.70 vs $64.20
Core i5-8400 vs Pentium G640 for Gaming
The CPU's performance in selected game and settings
Core i5-8400
Oct 5th, 2017
Average FPS
185
100%
Min 1% FPS
123
100%
Price, €
€64.2
40%
Value, €/FPS
€0.34/FPS
44%
Pentium G640
Jun 3rd, 2012
Average FPS
167
90%
Min 1% FPS
112
91%
Price, €
€25.7
100%
Value, €/FPS
€0.15/FPS
100%
Core i5-8400 vs Pentium G640 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 i5-8400 vs Pentium G640 in synthetic CPU benchmarks
Performance Specifications
The Core i5-8400 vs Pentium G640 in core CPU performance specifications
Core i5-8400
Oct 5th, 2017
Cores
6-core
100%
L3 Cache
9 MB
100%
Base Frequency
2.8 GHz
100%
Turbo Frequency
4 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Pentium G640
Jun 3rd, 2012
Cores
2-core
33%
L3 Cache
3 MB
33%
Base Frequency
2.8 GHz
100%
Turbo Frequency
GHz
Max. DDR3 RAM Speed
MHz
Specifications
Comparison of all specifications
Core i5-8400 | SpecificationsComparison of all specifications | Pentium G640 |
|---|---|---|
| General | ||
Oct 5th, 2017 | Release Date | Jun 3rd, 2012 |
| $182.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1155 |
| Coffee Lake | Codename | Sandy Bridge |
| 65 W | Power Consumption | 65 W |
| Performance | ||
6 | Cores | 2 |
6 | Threads | 2 |
| 2.8 GHz | Base Frequency | 2.8 GHz |
| 4.0 GHz | Turbo Frequency | Non-Turbo |
9 MB | L3 Cache | 3 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR3 |
| UHD Graphics 630 | Integrated Graphics | Intel HD (Sandy Bridge) |
| No | Overclockable | No |
