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Front view of Intel Xeon E3-1225

Intel Xeon E3-1225

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon E5345

Reasons to consider the
Intel Xeon E5345

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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
Front view of Intel Xeon E3-1225

Reasons to consider the
Intel Xeon E3-1225

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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)

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
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Intel Xeon E3-1225
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