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Differences What are the advantages of each

Front view of Intel Core i5 3570K

Reasons to consider the
Intel Core i5 3570K

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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
Significantly higher clock speed 3.4 GHz vs 2.6 GHz More than 30% higher clock speed
Much better PassMark (Single core) score 2,012 vs 749 Around 2.8x better PassMark (Single core) score
Significantly better PassMark score 7,152 vs 658 More than 10.8x better PassMark score
Much better overclocked clock speed (Air) 4.59 GHz vs 3.02 GHz More than 50% better overclocked clock speed (Air)
Newer Apr, 2012 vs Apr, 2005 Release date over 7 years later
More cores 4 vs 1 3 more cores; run more applications at once
Significantly better performance per watt 4.69 pt/W vs 0.53 pt/W More than 8.8x better performance per watt
More threads 4 vs 1 3 more threads
Much better overclocked clock speed (Water) 4.71 GHz vs 2.6 GHz More than 80% better overclocked clock speed (Water)
Front view of AMD Opteron 152

Reasons to consider the
AMD Opteron 152

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Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Significantly lower typical power consumption 84.5W vs 107.5W More than 20% lower typical power consumption
Much lower annual home energy cost 25.05 $/year vs 38.81 $/year More than 35% lower annual home energy cost
Lower annual commercial energy cost 91.1 $/year vs 106 $/year Around 15% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 3570K vs Opteron 152

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 3570K  vs
Opteron 152 
Clock speed 3.4 GHz 2.6 GHz
Cores Quad core Single core
Socket type
LGA 1155
940
939

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

details

Core i5 3570K  vs
Opteron 152 
Threads 4 1
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 1 MB/core
Manufacture process 22 nm 90 nm
Max CPUs 1 1
Clock multiplier 34 13
Operating temperature Unknown - 67.4°C 0 - 65°C

overclocking

Overclock popularity 470 0
Overclock review score 4 0
Overclocked clock speed 4.59 GHz 3.02 GHz
Overclocked clock speed (Water) 4.71 GHz 2.6 GHz
Overclocked clock speed (Air) 4.59 GHz 3.02 GHz

power consumption

TDP 77W 104W
Annual home energy cost 38.81 $/year 25.05 $/year
Annual commercial energy cost 106 $/year 91.1 $/year
Performance per watt 4.69 pt/W 0.53 pt/W
Typical power consumption 107.5W 84.5W
Intel Core i5 3570K
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AMD Opteron 152
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