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Key Differences
In short — Core i7-3820 outperforms the cheaper Core i3-2100 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-3820 is 358 days newer than the cheaper Core i3-2100.
Advantages of Intel Core i3-2100
- Up to 86% cheaper than Core i7-3820 - $35.83 vs $255.83
- 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
Advantages of Intel Core i7-3820
- Performs up to 8% better in Counter-Strike 2 than Core i3-2100 - 257 vs 237 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i3-2100 - 8 vs 4 threads
Counter-Strike 2
Resolution
1920 x 1080
Game Graphics
Very High
Intel Core i3-2100 Dual-Core Processor 3.1 GHz 3 MB Cache LGA 1155 - BX80623I32100
Buy for €39.77 on Amazon
In Stock
Updated 74905 minutes ago
Intel Core i7-3820 Quad-Core Processor 3.6 GHz 10 MB Cache LGA 2011 - BX80619I73820
Buy for €283.97 on Amazon
In Stock
Updated 74905 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Core i3-2100
Desktop • Feb 20th, 2011
Core i7-3820
Desktop • Feb 13th, 2012
Geekbench 5 Benchmarks
Core i3-2100
Desktop • Feb 20th, 2011
Single-Core
466
75.52674230145867%
Multi-Core
954
41.49630274032188%
Intel Core i3-2100 | vs | Intel Core i7-3820 |
|---|---|---|
| Feb 20th, 2011 | Release Date | Feb 13th, 2012 |
| Core i3 | Collection | Core i7 |
| Sandy Bridge | Codename | Sandy Bridge E |
| Intel Socket 1155 | Socket | Intel Socket 2011 |
Desktop | Segment | Desktop |
| 2 | Cores | 4 |
| 4 | Threads | 8 |
| 3.1 GHz | Base Clock Speed | 3.6 GHz |
| Non-Turbo | Turbo Clock Speed | 3.8 GHz |
65 W | TDP | 130 W |
| 32 nm | Process Size | 32 nm |
| 31.0x | Multiplier | 36.0x |
Intel HD 2000 | Integrated Graphics | None |
| No | Overclockable | Yes |
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