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Differences What are the advantages of each

Front view of Intel Xeon E5-2620 v3

Reasons to consider the
Intel Xeon E5-2620 v3

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More cores 6 vs 4 2 more cores; run more applications at once
Much lower typical power consumption 69.06W vs 138.13W 2x lower typical power consumption
More threads 12 vs 8 4 more threads
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower annual commercial energy cost 74.46 $/year vs 148.92 $/year 2x lower annual commercial energy cost
Much lower annual home energy cost 20.48 $/year vs 40.95 $/year 2x lower annual home energy cost
Newer Jul, 2014 vs Nov, 2012 Release date over 1 years later
Front view of Intel Itanium 9550

Reasons to consider the
Intel Itanium 9550

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Much more l3 cache 32 MB vs 15 MB Around 2.2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l3 cache per core 8 MB/core vs 2.5 MB/core Around 3.2x more l3 cache per core
Supports more CPUs in SMP configuration 8 vs 2 6 supports more CPUs in SMP configuration

Features Key features of the Xeon E5-2620 v3  vs Itanium 9550 

clock speed

Xeon E5-2620 v3
2.4 GHz
Itanium 9550
2.4 GHz

L3 cache

Specifications Full list of technical specs

summary

Xeon E5-2620 v3  vs
Itanium 9550 
Clock speed 2.4 GHz 2.4 GHz
Cores Hexa core Quad core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 85W 170W
Annual home energy cost 20.48 $/year 40.95 $/year
Annual commercial energy cost 74.46 $/year 148.92 $/year
Typical power consumption 69.06W 138.13W

memory controller

Memory controller Built-in Built-in
Supports ECC Yes Yes

details

Xeon E5-2620 v3  vs
Itanium 9550 
Threads 12 8
L3 cache 15 MB 32 MB
L3 cache per core 2.5 MB/core 8 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 2 8

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 QPI QPI
Number of links 2 1
Data rate 64,000 MB/s 25,600 MB/s
Transfer rate 8,000 MT/s 6,400 MT/s
Clock speed 4,000 MHz 3,200 MHz
Intel Xeon E5-2620 v3
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Intel Itanium 9550
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