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Differences What are the advantages of each

Front view of Intel Xeon 5128

Reasons to consider the
Intel Xeon 5128

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Lower typical power consumption 32.5W vs 52.81W Around 40% lower typical power consumption
Lower annual commercial energy cost 35.04 $/year vs 56.94 $/year Around 40% lower annual commercial energy cost
Lower annual home energy cost 9.64 $/year vs 15.66 $/year Around 40% lower annual home energy cost
Front view of Intel Xeon 5120

Reasons to consider the
Intel Xeon 5120

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Much better overclocked clock speed (Air) 2.2 GHz vs 1.87 GHz Around 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.2 GHz vs 1.87 GHz Around 20% better overclocked clock speed (Water)

Features Key features of the Xeon 5128  vs 5120 

clock speed

Xeon 5128
1.86 GHz
Xeon 5120
1.86 GHz

L2 cache

Xeon 5128
4 MB
Xeon 5120
4 MB

overclocked clock speed (air)

Xeon 5128
1.87 GHz
Xeon 5120
2.2 GHz

overclocked clock speed (water)

Xeon 5128
1.87 GHz
Xeon 5120
2.2 GHz

TDP

Specifications Full list of technical specs

summary

Xeon 5128  vs
5120 
Clock speed 1.86 GHz 1.86 GHz
Cores Dual core Dual core
Socket type
LGA 771

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
MMX
SSE
SSE2
SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 40W 65W
Annual home energy cost 9.64 $/year 15.66 $/year
Annual commercial energy cost 35.04 $/year 56.94 $/year
Typical power consumption 32.5W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 1,066 MHz

details

Xeon 5128  vs
5120 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 291,000,000 291,000,000
Max CPUs 2 2
Clock multiplier 7 7
Voltage range 1 - 1.5V 1 - 1.5V
Operating temperature Unknown - 58°C Unknown - 65°C

overclocking

Overclocked clock speed 1.87 GHz 2.2 GHz
Overclocked clock speed (Water) 1.87 GHz 2.2 GHz
Overclocked clock speed (Air) 1.87 GHz 2.2 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
Intel Xeon 5128
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Intel Xeon 5120
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