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Differences What are the advantages of each

Front view of Intel Core i5 3470

Reasons to consider the
Intel Core i5 3470

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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 3.2 GHz vs 1.6 GHz 2x higher clock speed
Much better overclocked clock speed (Air) 3.67 GHz vs 1.8 GHz More than 2x better overclocked clock speed (Air)
Newer Jun, 2012 vs Aug, 2005 Release date over 6 years later
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Water) 4.09 GHz vs 1.8 GHz More than 2.2x better overclocked clock speed (Water)
More threads 4 vs 2 Twice as many threads
Front view of AMD Opteron 860 HE

Reasons to consider the
AMD Opteron 860 HE

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
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
Much lower typical power consumption 44.69W vs 86.05W Around 50% lower typical power consumption
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Much lower annual home energy cost 13.25 $/year vs 31.22 $/year 2.4x lower annual home energy cost
Much lower annual commercial energy cost 48.18 $/year vs 84.62 $/year Around 45% lower annual commercial energy cost
Slightly higher Maximum operating temperature 71 °C vs 67.4 °C More than 5% higher Maximum operating temperature

Features Key features of the Core i5 3470  vs Opteron 860 HE 

clock speed

Core i5 3470
3.2 GHz
Opteron 860 HE
1.6 GHz

L2 cache

overclocked clock speed (air)

Core i5 3470
3.67 GHz
Opteron 860 HE
1.8 GHz

overclocked clock speed (water)

Core i5 3470
4.09 GHz
Opteron 860 HE
1.8 GHz

Specifications Full list of technical specs

summary

Core i5 3470  vs
Opteron 860 HE 
Clock speed 3.2 GHz 1.6 GHz
Cores Quad core Dual core
Socket type
LGA 1155
940

features

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

details

Core i5 3470  vs
Opteron 860 HE 
Threads 4 2
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 1 MB/core
Manufacture process 22 nm 90 nm
Max CPUs 1 8
Clock multiplier 32 8
Voltage range Unknown - 1.13V 1.1 - UnknownV
Operating temperature Unknown - 67.4°C 0 - 71°C

overclocking

Overclocked clock speed 3.67 GHz 1.8 GHz
Overclocked clock speed (Water) 4.09 GHz 1.8 GHz
Overclocked clock speed (Air) 3.67 GHz 1.8 GHz

power consumption

TDP 77W 55W
Annual home energy cost 31.22 $/year 13.25 $/year
Annual commercial energy cost 84.62 $/year 48.18 $/year
Typical power consumption 86.05W 44.69W
Intel Core i5 3470
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AMD Opteron 860 HE
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