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Differences What are the advantages of each

Front view of Intel Xeon E5-2630

Reasons to consider the
Intel Xeon E5-2630

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Much higher clock speed 2.3 GHz vs 1.73 GHz Around 35% higher clock speed
More cores 6 vs 4 2 more cores; run more applications at once
More threads 12 vs 8 4 more threads
Significantly lower typical power consumption 77.19W vs 105.63W More than 25% lower typical power consumption
Significantly lower annual commercial energy cost 83.22 $/year vs 113.88 $/year More than 25% lower annual commercial energy cost
Significantly lower annual home energy cost 22.89 $/year vs 31.32 $/year More than 25% lower annual home energy cost
Front view of Intel Itanium 9520

Reasons to consider the
Intel Itanium 9520

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Much more l3 cache 20 MB vs 15 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l3 cache per core 5 MB/core vs 2.5 MB/core 2x more l3 cache per core
Supports more CPUs in SMP configuration 8 vs 2 6 supports more CPUs in SMP configuration
Significantly more l2 cache per core 0.5 MB/core vs 0.33 MB/core More than 50% more l2 cache per core
Newer Nov, 2012 vs Mar, 2012 Release date 8 months later

Features Key features of the Xeon E5-2630  vs Itanium 9520 

clock speed

Xeon E5-2630
2.3 GHz
Itanium 9520
1.73 GHz

L2 cache

L3 cache

TDP

Specifications Full list of technical specs

summary

Xeon E5-2630  vs
Itanium 9520 
Clock speed 2.3 GHz 1.73 GHz
Cores Hexa core Quad core
Socket type
LGA 2011
LGA 1248

features

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

power consumption

TDP 95W 130W
Annual home energy cost 22.89 $/year 31.32 $/year
Annual commercial energy cost 83.22 $/year 113.88 $/year
Typical power consumption 77.19W 105.63W

memory controller

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

details

Xeon E5-2630  vs
Itanium 9520 
Threads 12 8
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.5 MB/core
L3 cache 15 MB 20 MB
L3 cache per core 2.5 MB/core 5 MB/core
Manufacture process 32 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 57,600 MB/s 25,600 MB/s
Transfer rate 7,200 MT/s 6,400 MT/s
Clock speed 3,600 MHz 3,200 MHz
Intel Xeon E5-2630
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Intel Itanium 9520
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