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Differences What are the advantages of each

Front view of AMD Opteron 142

Reasons to consider the
AMD Opteron 142

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Significantly higher clock speed 1.6 GHz vs 1.4 GHz Around 15% higher clock speed
Significantly better overclocked clock speed (Air) 1.6 GHz vs 1.4 GHz Around 15% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 1.6 GHz vs 1.4 GHz Around 15% better overclocked clock speed (Water)
Front view of AMD Opteron 140

Reasons to consider the
AMD Opteron 140

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CPUBoss is not aware of any important advantages of the 140 vs the 142.

Benchmarks Real world tests of Opteron 142 vs 140

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Opteron 142  vs
140 
Clock speed 1.6 GHz 1.4 GHz
Cores Single core Single core
Socket type
940

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!

details

Opteron 142  vs
140 
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 8 7
Voltage range 1.3 - UnknownV 1.5 - UnknownV

overclocking

Overclocked clock speed 1.6 GHz 1.4 GHz
Overclocked clock speed (Water) 1.6 GHz 1.4 GHz
Overclocked clock speed (Air) 1.6 GHz 1.4 GHz

power consumption

TDP 82.1W 82.1W
Annual home energy cost 19.78 $/year 19.78 $/year
Annual commercial energy cost 71.92 $/year 71.92 $/year
Performance per watt 0.21 pt/W 0.2 pt/W
Typical power consumption 66.71W 66.71W
AMD Opteron 142
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AMD Opteron 140
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