The Core i7-3820 is a slower gaming CPU than the Core i9-11900K. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i9-11900K
- A faster gaming CPU than the Core i7-3820
- Consumes up to 4% less energy than the Core i7-3820 – 125 vs 130 Watts
- Can execute more multi-threaded tasks simultaneously than the Core i7-3820 – 16 vs 8 threads
- Has an integrated GPU, while the Core i7-3820 cannot run games without a dedicated GPU
Core i7-3820 vs Core i9-11900K for Gaming
The CPU's performance in selected game and settings
Core i7-3820
Feb 13th, 2012
Average FPS
170
82%
Min 1% FPS
114
84%
Price, £
Out of Stock
Value, £/FPS
Not Available
All items are out of stock
Core i9-11900K
Mar 16th, 2021
Average FPS
207
100%
Min 1% FPS
136
100%
Price, £
£332.63
100%
Value, £/FPS
£1.61/FPS
100%
Core i7-3820 vs Core i9-11900K 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 i7-3820 vs Core i9-11900K in synthetic CPU benchmarks
Performance Specifications
The Core i7-3820 vs Core i9-11900K in core CPU performance specifications
Core i7-3820
Feb 13th, 2012
Cores
4-core
50%
L3 Cache
10 MB
62%
Base Frequency
3.6 GHz
100%
Turbo Frequency
3.8 GHz
72%
Max. DDR3 RAM Speed
1600 MHz
50%
Core i9-11900K
Mar 16th, 2021
Cores
8-core
100%
L3 Cache
16 MB
100%
Base Frequency
3.5 GHz
97%
Turbo Frequency
5.3 GHz
100%
Max. DDR4 RAM Speed
3200 MHz
100%
Specifications
Comparison of all specifications
Core i7-3820 | SpecificationsComparison of all specifications | Core i9-11900K |
|---|---|---|
| General | ||
| Feb 13th, 2012 | Release Date | Mar 16th, 2021 |
$305.00 | MSRP | $539.00 |
Desktop | Segment | Desktop |
| Intel Socket 2011 | Socket | Intel Socket 1200 |
| Sandy Bridge E | Codename | Rocket Lake |
| 130 W | Power Consumption | 125 W |
| Performance | ||
| 4 | Cores | 8 |
| 8 | Threads | 16 |
3.6 GHz | Base Frequency | 3.5 GHz |
| 3.8 GHz | Turbo Frequency | 5.3 GHz |
| 10 MB | L3 Cache | 16 MB |
| Other Features | ||
| DDR3 @ 1600 MHz | RAM | DDR4 @ 3200 MHz |
| No | Integrated Graphics | UHD Graphics 750 |
| Yes | Overclockable | Yes |
