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Differences What are the advantages of each

Front view of Intel Pentium G2020

Reasons to consider the
Intel Pentium G2020

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Much newer manufacturing process 22 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much higher clock speed 2.9 GHz vs 1.6 GHz More than 80% higher clock speed
Much lower typical power consumption 44.69W vs 84.5W More than 45% lower typical power consumption
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Much lower annual home energy cost 13.25 $/year vs 25.05 $/year More than 45% lower annual home energy cost
Much lower annual commercial energy cost 48.18 $/year vs 91.1 $/year More than 45% lower annual commercial energy cost
Front view of Intel Itanium 2 9052

Reasons to consider the
Intel Itanium 2 9052

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Much more l3 cache per core 12 MB/core vs 1.5 MB/core 8x more l3 cache per core
Much more l3 cache 24 MB vs 3 MB 8x more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
More threads 4 vs 2 Twice as many threads

Features Key features of the Pentium G2020  vs Itanium 2 9052 

clock speed

Pentium G2020
2.9 GHz
Itanium 2 9052
1.6 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Pentium G2020  vs
Itanium 2 9052 
Clock speed 2.9 GHz 1.6 GHz
Cores Dual core Dual core

features

Has a NX bit Yes No
Has virtualization support Yes Yes

power consumption

TDP 55W 104W
Annual home energy cost 13.25 $/year 25.05 $/year
Annual commercial energy cost 48.18 $/year 91.1 $/year
Typical power consumption 44.69W 84.5W

details

Pentium G2020  vs
Itanium 2 9052 
Threads 2 4
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 3 MB 24 MB
L3 cache per core 1.5 MB/core 12 MB/core
Manufacture process 22 nm 90 nm
Max CPUs 1 4
Intel Pentium G2020
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Intel Itanium 2 9052
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