The Core i5-661 is a slightly faster gaming CPU than the Core i7-870, however, it's a much worse value for money, as it's $42.11 more expensive!
Advantages of the Core i5-661
- A slightly faster CPU for gaming
- Consumes up to 8% less energy – 87 vs 95 Watts
- Has an integrated GPU, while the Core i7-870 cannot run games without a dedicated GPU
Advantages of the Core i7-870
- Up to 53% cheaper – $37.89 vs $80.00
- A much better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 8 vs 4 threads
Core i5-661 vs Core i7-870 for Gaming
The CPU's performance in selected game and settings
Core i7-870
Sep 8th, 2009
Average FPS
167
99%
Min 1% FPS
113
100%
Price, $
$37.89
100%
Value, $/FPS
$0.22/FPS
100%
Core i5-661 vs Core i7-870 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 i5-661 vs Core i7-870 in synthetic CPU benchmarks
Performance Specifications
The Core i5-661 vs Core i7-870 in core CPU performance specifications
Core i5-661
Jan 7th, 2010
Cores
2-core
50%
L3 Cache
4 MB
50%
Base Frequency
3.33 GHz
100%
Turbo Frequency
3.6 GHz
100%
Max. DDR3 RAM Speed
1333 MHz
100%
Core i7-870
Sep 8th, 2009
Cores
4-core
100%
L3 Cache
8 MB
100%
Base Frequency
2.93 GHz
88%
Turbo Frequency
3.6 GHz
100%
Max. DDR3 RAM Speed
MHz
Specifications
Comparison of all specifications
Core i5-661 | SpecificationsComparison of all specifications | Core i7-870 |
|---|---|---|
| General | ||
Jan 7th, 2010 | Release Date | Sep 8th, 2009 |
| $196.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 1156 | Socket | Intel Socket 1156 |
| Clarkdale | Codename | Lynnfield |
87 W | Power Consumption | 95 W |
| Performance | ||
| 2 | Cores | 4 |
| 4 | Threads | 8 |
3.3 GHz | Base Frequency | 2.9 GHz |
| 3.6 GHz | Turbo Frequency | 3.6 GHz |
| 4 MB | L3 Cache | 8 MB |
| Other Features | ||
| DDR3 @ 1333 MHz | RAM | DDR3 |
Intel HD | Integrated Graphics | No |
| No | Overclockable | No |
