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| 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 |
VS
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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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 | |||
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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 |
Benchmarks Real world tests of Xeon E5345 vs E3-1225
GeekBench (32-bit) Data courtesy Primate Labs
Xeon E5345
4,114
Xeon E3-1225
9,386
GeekBench
Xeon E5345
4,114
Xeon E3-1225
9,386
PassMark Data courtesy Passmark
Xeon E5345
2,958
Xeon E3-1225
5,954
PassMark (Single Core)
Xeon E5345
916
Xeon E3-1225
1,747
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 ![]() | Intel Xeon E3-1225 ![]() |
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