Intel Xeon E5345 vs E3-1225 |
Released November, 2006
Intel Xeon E5345
- 2.33 GHz
- Quad core
Reasons to buy the Intel Xeon E5345
 | Much more l2 cache 8 MB | | Much more l2 cache per core 2 MB/core |
| | Lower typical power consumption 65W | | Supports more CPUs in SMP configuration 2 |
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Released April, 2011
Intel Xeon E3-1225
- 3.1 GHz
- Quad core
Reasons to buy the E3-1225
| | Much higher clock speed 3.1 GHz | | Much better PassMark (Single core) score 1,747 |
| | Has a built-in GPU Yes | | Significantly newer manufacturing process 32 nm |
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| |  | Intel Xeon E3-1225CPUBoss Winner |
Differences What are the advantages of each
| |||||||
| Much more l2 cache | 8 MB | vs | 1 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 | |||
| Lower typical power consumption | 65W | vs | 77.19W | More than 15% lower typical power consumption | |||
| Supports more CPUs in SMP configuration | 2 | vs | 1 | Twice as many CPUs in SMP configuration | |||
| Lower annual commercial energy cost | 70.08 $/year | vs | 83.22 $/year | More than 15% lower annual commercial energy cost | |||
| Lower annual home energy cost | 19.27 $/year | vs | 22.89 $/year | More than 15% lower annual home energy cost | |||
| |||||||
| Much higher clock speed | 3.1 GHz | vs | 2.33 GHz | Around 35% higher clock speed | |||
| Much better PassMark (Single core) score | 1,747 | vs | 916 | More than 90% better PassMark (Single core) score | |||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Significantly newer manufacturing process | 32 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
| Newer | Apr, 2011 | vs | Nov, 2006 | Release date over 4 years later | |||
Report a correction
Benchmarks Real world tests of Xeon E5345 vs E3-1225
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Xeon E5345 | vs | E3-1225 |
|---|---|---|---|
| Clock speed | 2.33 GHz | 3.1 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| LGA 771 | |||
| LGA 1155 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | Yes | |
| 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 | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Supports ECC | No | Yes | |
bus | |||
| Architecture | FSB | DMI | |
| Number of links | 1 | 1 | |
details | Xeon E5345 | vs | E3-1225 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 8 MB | 1 MB | |
| L2 cache per core | 2 MB/core | 0.25 MB/core | |
| Manufacture process | 65 nm | 32 nm | |
| Max CPUs | 2 | 1 | |
| Clock multiplier | 7 | 31 | |
| Operating temperature | Unknown - 66°C | Unknown - 72.6°C | |
integrated graphics | |||
| GPU | None | GPU | |
| Label | N/A | Intel® HD Graphics P3000 | |
| Number of displays supported | N/A | 2 | |
| GPU clock speed | N/A | 850 MHz | |
| Turbo clock speed | N/A | 1,350 MHz | |
power consumption | |||
| TDP | 80W | 95W | |
| Annual home energy cost | 19.27 $/year | 22.89 $/year | |
| Annual commercial energy cost | 70.08 $/year | 83.22 $/year | |
| Performance per watt | 1.81 pt/W | 2.31 pt/W | |
| Typical power consumption | 65W | 77.19W | |
 Intel Xeon E5345  Report a correction |  Intel Xeon E3-1225 Report a correction |
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