Key Differences
In short — Core i5-6400 outperforms Core i7-3820 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-6400 is 1235 days newer than Core i7-3820.
Advantages of Intel Core i7-3820
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-6400 - 8 vs 4 threads
Advantages of Intel Core i5-6400
- Performs up to 2% better in Dead Space than Core i7-3820 - 149 vs 146 FPS
- Consumes up to 50% less energy than Intel Core i7-3820 - 65 vs 130 Watts
- Works without a dedicated GPU, while Intel Core i7-3820 doesn't have integrated graphics
Dead Space
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-3820
Desktop • Feb 13th, 2012
Core i5-6400
Desktop • Jul 2nd, 2015
Geekbench 5 Benchmarks
Core i7-3820
Desktop • Feb 13th, 2012
Single-Core
617
55.535553555355534%
Multi-Core
2299
76.05028117763811%
Intel Core i7-3820 | vs | Intel Core i5-6400 |
|---|---|---|
| Feb 13th, 2012 | Release Date | Jul 2nd, 2015 |
| Core i7 | Collection | Core i5 |
| Sandy Bridge E | Codename | Skylake |
| Intel Socket 2011 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 4 | Cores | 4 |
8 | Threads | 4 |
3.6 GHz | Base Clock Speed | 2.7 GHz |
3.8 GHz | Turbo Clock Speed | 3.3 GHz |
| 130 W | TDP | 65 W |
| 32 nm | Process Size | 14 nm |
36.0x | Multiplier | 27.0x |
| None | Integrated Graphics | HD Graphics 530 |
Yes | Overclockable | No |
