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Differences What are the advantages of each

Front view of Intel Xeon E5320

Reasons to consider the
Intel Xeon E5320

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Much more l2 cache 8 MB vs 4 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
Lower typical power consumption 65W vs 77.19W More than 15% lower typical power consumption
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 7120M

Reasons to consider the
Intel Xeon 7120M

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Much higher clock speed 3 GHz vs 1.86 GHz More than 60% higher clock speed
Supports more CPUs in SMP configuration 32 vs 2 30 supports more CPUs in SMP configuration
Much better overclocked clock speed (Water) 3 GHz vs 1.87 GHz More than 60% better overclocked clock speed (Water)
Better overclocked clock speed (Air) 3 GHz vs 2.81 GHz More than 5% better overclocked clock speed (Air)

Features Key features of the Xeon E5320  vs 7120M 

clock speed

Xeon E5320
1.86 GHz
Xeon 7120M
3 GHz

L2 cache

overclocked clock speed (air)

Xeon E5320
2.81 GHz
Xeon 7120M
3 GHz

overclocked clock speed (water)

Xeon E5320
1.87 GHz
Xeon 7120M
3 GHz

TDP

Specifications Full list of technical specs

summary

Xeon E5320  vs
7120M 
Clock speed 1.86 GHz 3 GHz
Cores Quad core Dual core
Socket type
LGA 771
604

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 80W 95W
Annual home energy cost 19.27 $/year 22.89 $/year
Annual commercial energy cost 70.08 $/year 83.22 $/year
Typical power consumption 65W 77.19W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 800 MHz

details

Xeon E5320  vs
7120M 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 8 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 582,000,000 1,328,000,000
Max CPUs 2 32
Clock multiplier 7 15
Voltage range 1 - 1.5V 1.1 - 1.35V
Operating temperature Unknown - 66°C Unknown - 60°C

overclocking

Overclocked clock speed 2.81 GHz 3 GHz
Overclocked clock speed (Water) 1.87 GHz 3 GHz
Overclocked clock speed (Air) 2.81 GHz 3 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 E5320
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Intel Xeon 7120M
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