The Core i5-660 is the comparison's loser – it's at least 2x slower gaming CPU than the Core i9-7900X and it's also a worse value for money, as it's only $157.71 cheaper!
Advantages of the Core i5-660
- Up to 54% cheaper – $135.08 vs $292.79
- Consumes up to 48% less energy – 73 vs 140 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Advantages of the Core i9-7900X
- At least 2x faster CPU for gaming
- A better value for money for gaming
- Can execute more multi-threaded tasks simultaneously – 20 vs 4 threads
Core i5-660 vs Core i9-7900X for Gaming
The CPU's performance in selected game and settings
Core i5-660
Jan 7th, 2010
Average FPS
188
91%
Min 1% FPS
132
92%
Price, €
€135.08
100%
Value, €/FPS
€0.71/FPS
100%
Core i9-7900X
Jun 26th, 2017
Average FPS
206
100%
Min 1% FPS
143
100%
Price, €
€292.79
46%
Value, €/FPS
€1.42/FPS
50%
Core i5-660 vs Core i9-7900X 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
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Synthetic Benchmarks
The Core i5-660 vs Core i9-7900X in synthetic CPU benchmarks
Performance Specifications
The Core i5-660 vs Core i9-7900X in core CPU performance specifications
Core i5-660
Jan 7th, 2010
Cores
2-core
20%
L3 Cache
4 MB
29%
Base Frequency
3.333 GHz
100%
Turbo Frequency
3.6 GHz
80%
Max. DDR3 RAM Speed
1333 MHz
50%
Core i9-7900X
Jun 26th, 2017
Cores
10-core
100%
L3 Cache
14 MB
100%
Base Frequency
3.3 GHz
99%
Turbo Frequency
4.5 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i5-660 | SpecificationsComparison of all specifications | Core i9-7900X |
|---|---|---|
| General | ||
| Jan 7th, 2010 | Release Date | Jun 26th, 2017 |
$1.96 | MSRP | $9.99 |
Desktop | Segment | Desktop |
| Intel Socket 1156 | Socket | Intel Socket 2066 |
| Clarkdale | Codename | Skylake-X |
73 W | Power Consumption | 140 W |
| Performance | ||
| 2 | Cores | 10 |
| 4 | Threads | 20 |
3.3 GHz | Base Frequency | 3.3 GHz |
| 3.6 GHz | Turbo Frequency | 4.5 GHz |
| 4 MB | L3 Cache | 14 MB |
| Other Features | ||
| DDR3 @ 1333 MHz | RAM | DDR4 @ 2666 MHz |
Intel HD | Integrated Graphics | No |
| No | Overclockable | Yes |
