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Differences What are the advantages of each

Front view of Intel Core i3 3220

Reasons to consider the
Intel Core i3 3220

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Much higher clock speed 3.3 GHz vs 1.8 GHz Around 85% higher clock speed
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 3.43 GHz vs 1.8 GHz More than 90% better overclocked clock speed (Air)
Newer Sep, 2012 vs Jun, 2009 Release date over 3 years later
More l3 cache per core 1.5 MB/core vs 1 MB/core 50% more l3 cache per core
Slightly lower typical power consumption 44.69W vs 48.75W Around 10% lower typical power consumption
Much better overclocked clock speed (Water) 3.46 GHz vs 1.8 GHz More than 90% better overclocked clock speed (Water)
Slightly lower annual home energy cost 13.25 $/year vs 14.45 $/year Around 10% lower annual home energy cost
Slightly lower annual commercial energy cost 48.18 $/year vs 52.56 $/year Around 10% lower annual commercial energy cost
Front view of AMD Six-Core Opteron 8419 EE

Reasons to consider the
AMD Six-Core Opteron 8419 EE

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Much more l2 cache 3 MB vs 0.5 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
More cores 6 vs 2 Three times as many cores; run more applications at once
More l3 cache 6 MB vs 3 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
More threads 6 vs 4 2 more threads

Features Key features of the Core i3 3220  vs Six-Core Opteron 8419 EE 

clock speed

L2 cache

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Core i3 3220  vs
Six-Core Opteron 8419 EE 
Clock speed 3.3 GHz 1.8 GHz
Cores Dual core Hexa core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

bus

Architecture DMI HyperTransport 3.0

details

Core i3 3220  vs
Six-Core Opteron 8419 EE 
Threads 4 6
L2 cache 0.5 MB 3 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 3 MB 6 MB
L3 cache per core 1.5 MB/core 1 MB/core
Manufacture process 22 nm 45 nm
Max CPUs 1 8
Clock multiplier 33 9

overclocking

Overclocked clock speed 3.43 GHz 1.8 GHz
Overclocked clock speed (Water) 3.46 GHz 1.8 GHz
Overclocked clock speed (Air) 3.43 GHz 1.8 GHz

power consumption

TDP 55W 60W
Annual home energy cost 13.25 $/year 14.45 $/year
Annual commercial energy cost 48.18 $/year 52.56 $/year
Typical power consumption 44.69W 48.75W
Intel Core i3 3220
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AMD Six-Core Opteron 8419 EE
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