Intel Pentium D 945 vs Core i3 3220 |
Released July, 2006
Intel Pentium D 945
- 3.4 GHz
- Dual core
Reasons to buy the Intel Pentium D 945
 | Much more l2 cache 4 MB | | Much more l2 cache per core 2 MB/core |
| | Much better overclocked clock speed (Air) 4.22 GHz | | Higher clock speed 3.4 GHz |
VS
Released September, 2012
Intel Core i3 3220
- 3.3 GHz
- Dual core
Reasons to buy the Core i3 3220
| | Much newer manufacturing process 22 nm | | Has a built-in GPU Yes |
| | Much better geekbench 2 (32-bit) score 5,351 | | More threads 4 |
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Differences What are the advantages of each
| |||||||
| Much more l2 cache | 4 MB | vs | 0.5 MB | 8x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
|---|---|---|---|---|---|---|---|
| Much more l2 cache per core | 2 MB/core | vs | 0.25 MB/core | 8x more l2 cache per core | |||
| Much better overclocked clock speed (Air) | 4.22 GHz | vs | 3.43 GHz | Around 25% better overclocked clock speed (Air) | |||
| Higher clock speed | 3.4 GHz | vs | 3.3 GHz | Around 5% higher clock speed | |||
| Much better overclocked clock speed (Water) | 4.59 GHz | vs | 3.46 GHz | More than 30% better overclocked clock speed (Water) | |||
| |||||||
| 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 geekbench 2 (32-bit) score | 5,351 | vs | 1,571 | Around 3.5x better geekbench 2 (32-bit) score | |||
| More threads | 4 | vs | 2 | Twice as many threads | |||
| Much better performance per watt | 2.69 pt/W | vs | 1.14 pt/W | More than 2.2x better performance per watt | |||
| Much lower typical power consumption | 44.69W | vs | 77.19W | More than 40% lower typical power consumption | |||
| Has virtualization support | Yes | vs | No | Somewhat common; Boosts performance of virtual machines | |||
| Higher Maximum operating temperature | 65.3 °C | vs | 63.4 °C | Around 5% higher Maximum operating temperature | |||
| Newer | Sep, 2012 | vs | Jul, 2006 | Release date over 6 years later | |||
| Much lower annual home energy cost | 13.25 $/year | vs | 22.89 $/year | More than 40% lower annual home energy cost | |||
| Much lower annual commercial energy cost | 48.18 $/year | vs | 83.22 $/year | More than 40% lower annual commercial energy cost | |||
Report a correction
Benchmarks Real world tests of Pentium D 945 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
Specifications Full list of technical specs
summary | Pentium D 945 | vs | Core i3 3220 |
|---|---|---|---|
| Clock speed | 3.4 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 | No | 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 | 95W | 55W | |
| Annual home energy cost | 22.89 $/year | 13.25 $/year | |
| Annual commercial energy cost | 83.22 $/year | 48.18 $/year | |
| Performance per watt | 1.14 pt/W | 2.69 pt/W | |
| Typical power consumption | 77.19W | 44.69W | |
bus | |||
| Architecture | FSB | DMI | |
| Number of links | 1 | 1 | |
details | Pentium D 945 | vs | Core i3 3220 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 2 | 4 | |
| L2 cache | 4 MB | 0.5 MB | |
| L2 cache per core | 2 MB/core | 0.25 MB/core | |
| Manufacture process | 65 nm | 22 nm | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 17 | 33 | |
| Operating temperature | Unknown - 63.4°C | Unknown - 65.3°C | |
overclocking | |||
| Overclock popularity | 9 | 50 | |
| Overclocked clock speed | 4.22 GHz | 3.43 GHz | |
| Overclocked clock speed (Water) | 4.59 GHz | 3.46 GHz | |
| PassMark (Overclocked) | 1,049.4 | 3,775.1 | |
| Overclocked clock speed (Air) | 4.22 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 | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Supports ECC | No | No | |
 Intel Pentium D 945  Report a correction |  Intel Core i3 3220 Report a correction |
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