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Differences What are the advantages of each

Front view of Intel Xeon E5450

Reasons to consider the
Intel Xeon E5450

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Much higher clock speed 3 GHz vs 2 GHz 50% higher clock speed
Much better overclocked clock speed (Air) 3.83 GHz vs 2 GHz More than 90% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.1 GHz vs 2 GHz More than 2x better overclocked clock speed (Water)
Front view of Intel Xeon E5-2418L v3

Reasons to consider the
Intel Xeon E5-2418L v3

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More cores 6 vs 4 2 more cores; run more applications at once
More threads 12 vs 4 Three times as many threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower typical power consumption 40.63W vs 65W Around 40% lower typical power consumption
Newer Jan, 2015 vs Nov, 2007 Release date over 7 years later
Significantly lower annual commercial energy cost 43.8 $/year vs 70.08 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 12.04 $/year vs 19.27 $/year More than 35% lower annual home energy cost

Features Key features of the Xeon E5450  vs E5-2418L v3 

clock speed

overclocked clock speed (air)

Xeon E5450
3.83 GHz

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Xeon E5450  vs
E5-2418L v3 
Clock speed 3 GHz 2 GHz
Cores Quad core Hexa core

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
AVX
SSE3
SSE
SSE4.1
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 50W
Annual home energy cost 19.27 $/year 12.04 $/year
Annual commercial energy cost 70.08 $/year 43.8 $/year
Typical power consumption 65W 40.63W

details

Xeon E5450  vs
E5-2418L v3 
Architecture x86-64 x86-64
Threads 4 12
Manufacture process 45 nm 22 nm
Max CPUs 2 2

overclocking

Overclocked clock speed 3.83 GHz 2 GHz
Overclocked clock speed (Water) 4.1 GHz 2 GHz
Overclocked clock speed (Air) 3.83 GHz 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

bus

Architecture FSB QPI
Number of links 1 1
Clock speed 1,333 MHz 3,200 MHz
Intel Xeon E5450
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Intel Xeon E5-2418L v3
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