Intel Core2 Duo E6400 vs Core i3 3220 |
Released July, 2006
Intel Core2 Duo E6400
- 2.13 GHz
- Dual core
Reasons to buy the Intel Core2 Duo E6400
 | Much more l2 cache 2 MB | | Much more l2 cache per core 1 MB/core |
VS
Released September, 2012
Intel Core i3 3220
- 3.3 GHz
- Dual core
Reasons to buy the Core i3 3220
| | Much higher clock speed 3.3 GHz | | Much newer manufacturing process 22 nm |
| | Has a built-in GPU Yes | | Much better PassMark score 4,229 |
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Differences What are the advantages of each
| |||||||
| Much more l2 cache | 2 MB | vs | 0.5 MB | 4x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| Much more l2 cache per core | 1 MB/core | vs | 0.25 MB/core | 4x more l2 cache per core | |||
| |||||||
| Much higher clock speed | 3.3 GHz | vs | 2.13 GHz | Around 55% higher clock speed | |||
| Much newer manufacturing process | 22 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Much better PassMark score | 4,229 | vs | 1,295 | More than 3.2x better PassMark score | |||
| Much better geekbench 2 (32-bit) score | 5,351 | vs | 1,961 | Around 2.8x better geekbench 2 (32-bit) score | |||
| More threads | 4 | vs | 2 | Twice as many threads | |||
| Significantly higher Maximum operating temperature | 65.3 °C | vs | 61.4 °C | More than 5% higher Maximum operating temperature | |||
| Lower typical power consumption | 44.69W | vs | 52.81W | More than 15% lower typical power consumption | |||
| Better overclocked clock speed (Air) | 3.43 GHz | vs | 3.33 GHz | Around 5% better overclocked clock speed (Air) | |||
| Newer | Sep, 2012 | vs | Jul, 2006 | Release date over 6 years later | |||
| Lower annual home energy cost | 13.25 $/year | vs | 15.66 $/year | More than 15% lower annual home energy cost | |||
| Lower annual commercial energy cost | 48.18 $/year | vs | 56.94 $/year | More than 15% lower annual commercial energy cost | |||
| Better overclocked clock speed (Water) | 3.46 GHz | vs | 3.33 GHz | Around 5% better overclocked clock speed (Water) | |||
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Benchmarks Real world tests of Core2 Duo E6400 vs Core i3 3220
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench (64-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Core2 Duo E6400 | vs | Core i3 3220 |
|---|---|---|---|
| Clock speed | 2.13 GHz | 3.3 GHz | |
| Cores | Dual core | Dual core | |
| Socket type | |||
| LGA 775 | |||
| LGA 1155 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 65W | 55W | |
| Annual home energy cost | 15.66 $/year | 13.25 $/year | |
| Annual commercial energy cost | 56.94 $/year | 48.18 $/year | |
| Performance per watt | 1.35 pt/W | 2.69 pt/W | |
| Typical power consumption | 52.81W | 44.69W | |
details | Core2 Duo E6400 | vs | Core i3 3220 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 2 | 4 | |
| L2 cache | 2 MB | 0.5 MB | |
| L2 cache per core | 1 MB/core | 0.25 MB/core | |
| Manufacture process | 65 nm | 22 nm | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 8 | 33 | |
| Operating temperature | Unknown - 61.4°C | Unknown - 65.3°C | |
overclocking | |||
| Overclock popularity | 15 | 50 | |
| Overclocked clock speed | 3.33 GHz | 3.43 GHz | |
| Overclocked clock speed (Water) | 3.33 GHz | 3.46 GHz | |
| Overclocked clock speed (Air) | 3.33 GHz | 3.43 GHz | |
integrated graphics | |||
| GPU | None | GPU | |
| Label | N/A | Intel® HD Graphics 2500 | |
| Number of displays supported | N/A | 3 | |
| GPU clock speed | N/A | 650 MHz | |
| Turbo clock speed | N/A | 1,050 MHz | |
bus | |||
| Architecture | FSB | DMI | |
| Number of links | 1 | 1 | |
 Intel Core2 Duo E6400  Report a correction |  Intel Core i3 3220 Report a correction |
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