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Differences What are the advantages of each

Front view of Intel Itanium 9550

Reasons to consider the
Intel Itanium 9550

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Much higher clock speed 2.4 GHz vs 1.73 GHz Around 40% higher clock speed
Much more l3 cache 32 MB vs 20 MB 60% 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 5 MB/core 60% more l3 cache per core
Front view of Intel Itanium 9520

Reasons to consider the
Intel Itanium 9520

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Significantly lower typical power consumption 105.63W vs 138.13W Around 25% lower typical power consumption
Significantly lower annual commercial energy cost 113.88 $/year vs 148.92 $/year Around 25% lower annual commercial energy cost
Significantly lower annual home energy cost 31.32 $/year vs 40.95 $/year Around 25% lower annual home energy cost

Features Key features of the Itanium 9550  vs 9520 

clock speed

Itanium 9550
2.4 GHz
Itanium 9520
1.73 GHz

L2 cache

L3 cache

TDP

Specifications Full list of technical specs

summary

Itanium 9550  vs
9520 
Clock speed 2.4 GHz 1.73 GHz
Cores Quad core Quad core
Socket type
LGA 1248

features

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

power consumption

TDP 170W 130W
Annual home energy cost 40.95 $/year 31.32 $/year
Annual commercial energy cost 148.92 $/year 113.88 $/year
Typical power consumption 138.13W 105.63W

memory controller

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

details

Itanium 9550  vs
9520 
Threads 8 8
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 32 MB 20 MB
L3 cache per core 8 MB/core 5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 8 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 1 1
Data rate 25,600 MB/s 25,600 MB/s
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz
Intel Itanium 9550
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Intel Itanium 9520
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