The Core i9-7940X is at least 2x faster gaming CPU than the Pentium G645, however, it's a much worse value for money, as it's $409.01 more expensive!
Advantages of the Core i9-7940X
- At least 2x faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 28 vs 2 threads
Advantages of the Pentium G645
- Up to 91% cheaper – $40.99 vs $450.00
- A much better value for money for gaming
- Consumes up to 61% less energy – 65 vs 165 Watts
- Has an integrated GPU, while the Core i9-7940X cannot run games without a dedicated GPU
Core i9-7940X vs Pentium G645 for Gaming
The CPU's performance in selected game and settings
Pentium G645
Sep 2nd, 2012
Average FPS
167
89%
Min 1% FPS
112
90%
Price, $
$40.99
100%
Value, $/FPS
$0.24/FPS
100%
Core i9-7940X vs Pentium G645 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 i9-7940X vs Pentium G645 in synthetic CPU benchmarks
Performance Specifications
The Core i9-7940X vs Pentium G645 in core CPU performance specifications
Core i9-7940X
Sep 1st, 2017
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.1 GHz
100%
Turbo Frequency
4.3 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Pentium G645
Sep 2nd, 2012
Cores
2-core
14%
L3 Cache
3 MB
16%
Base Frequency
2.9 GHz
94%
Turbo Frequency
GHz
Max. DDR3 RAM Speed
MHz
Specifications
Comparison of all specifications
Core i9-7940X | SpecificationsComparison of all specifications | Pentium G645 |
|---|---|---|
| General | ||
Sep 1st, 2017 | Release Date | Sep 2nd, 2012 |
| $1,399.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 1155 |
| Skylake | Codename | Sandy Bridge |
| 165 W | Power Consumption | 65 W |
| Performance | ||
14 | Cores | 2 |
28 | Threads | 2 |
3.1 GHz | Base Frequency | 2.9 GHz |
| 4.3 GHz | Turbo Frequency | Non-Turbo |
19.25 MB | L3 Cache | 3 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR3 |
| No | Integrated Graphics | Intel HD (Sandy Bridge) |
Yes | Overclockable | No |
