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Front view of AMD Opteron 146

AMD Opteron 146

CPUBoss Winner

Differences What are the advantages of each

Front view of AMD Opteron 148

Reasons to consider the
AMD Opteron 148

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Significantly higher clock speed 2.2 GHz vs 2 GHz More than 10% higher clock speed
Significantly better overclocked clock speed (Water) 2.2 GHz vs 2 GHz More than 10% better overclocked clock speed (Water)
Front view of AMD Opteron 146

Reasons to consider the
AMD Opteron 146

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Lower typical power consumption 54.44W vs 69.31W More than 20% lower typical power consumption
Better overclocked clock speed (Air) 2.86 GHz vs 2.8 GHz Almost the same
Lower annual commercial energy cost 58.69 $/year vs 74.72 $/year More than 20% lower annual commercial energy cost
Lower annual home energy cost 16.14 $/year vs 20.55 $/year More than 20% lower annual home energy cost

Benchmarks Real world tests of Opteron 148 vs 146

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Opteron 148  vs
146 
Clock speed 2.2 GHz 2 GHz
Cores Single core Single core
Socket type
939
940

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

details

Opteron 148  vs
146 
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 130 nm 130 nm
Max CPUs 1 1
Clock multiplier 11 10
Voltage range 1.3 - UnknownV 1.3 - UnknownV
Operating temperature 0 - 71°C 0 - 65°C

overclocking

Overclocked clock speed 2.8 GHz 2.86 GHz
Overclocked clock speed (Water) 2.2 GHz 2 GHz
Overclocked clock speed (Air) 2.8 GHz 2.86 GHz

power consumption

TDP 85.3W 67W
Annual home energy cost 20.55 $/year 16.14 $/year
Annual commercial energy cost 74.72 $/year 58.69 $/year
Performance per watt 0.59 pt/W 0.68 pt/W
Typical power consumption 69.31W 54.44W
AMD Opteron 148
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AMD Opteron 146
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