The Core i7-3820 is the comparison's loser – it's at least 2x slower gaming CPU than the Ryzen 9 3900X and it's also a much worse value for money, as it's CA$307.27 more expensive!
Advantages of the Core i7-3820
The Ryzen 9 3900X is better in every way
Advantages of the Ryzen 9 3900X
- At least 2x faster CPU for gaming
- Up to 36% cheaper – CA$545.00 vs CA$852.27
- A much better value for money for gaming
- Consumes up to 19% less energy – 105 vs 130 Watts
- Can execute more multi-threaded tasks simultaneously – 24 vs 8 threads
Core i7-3820 vs Ryzen 9 3900X for Gaming
The CPU's performance in selected game and settings
Core i7-3820
Feb 13th, 2012
Average FPS
170
89%
Min 1% FPS
114
90%
Price, CA$
CA$852.27
63%
Value, CA$/FPS
CA$5.01/FPS
56%
Ryzen 9 3900X
Jul 7th, 2019
Average FPS
192
100%
Min 1% FPS
127
100%
Price, CA$
CA$545
100%
Value, CA$/FPS
CA$2.83/FPS
100%
Core i7-3820 vs Ryzen 9 3900X 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 i7-3820 vs Ryzen 9 3900X in synthetic CPU benchmarks
Performance Specifications
The Core i7-3820 vs Ryzen 9 3900X in core CPU performance specifications
Core i7-3820
Feb 13th, 2012
Cores
4-core
33%
L3 Cache
10 MB
16%
Base Frequency
3.6 GHz
95%
Turbo Frequency
3.8 GHz
83%
Max. DDR3 RAM Speed
1600 MHz
50%
Ryzen 9 3900X
Jul 7th, 2019
Cores
12-core
100%
L3 Cache
64 MB
100%
Base Frequency
3.8 GHz
100%
Turbo Frequency
4.6 GHz
100%
Max. DDR4 RAM Speed
3200 MHz
100%
Specifications
Comparison of all specifications
Core i7-3820 | SpecificationsComparison of all specifications | Ryzen 9 3900X |
|---|---|---|
| General | ||
| Feb 13th, 2012 | Release Date | Jul 7th, 2019 |
$305.00 | MSRP | $499.00 |
Desktop | Segment | Desktop |
| Intel Socket 2011 | Socket | AMD Socket AM4 |
| Sandy Bridge E | Codename | Matisse |
| 130 W | Power Consumption | 105 W |
| Performance | ||
| 4 | Cores | 12 |
| 8 | Threads | 24 |
| 3.6 GHz | Base Frequency | 3.8 GHz |
| 3.8 GHz | Turbo Frequency | 4.6 GHz |
| 10 MB | L3 Cache | 64 MB |
| Other Features | ||
| DDR3 @ 1600 MHz | RAM | DDR4 @ 3200 MHz |
| No | Integrated Graphics | No |
| Yes | Overclockable | Yes |
