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Differences What are the advantages of each

Front view of AMD Opteron 285

Reasons to consider the
AMD Opteron 285

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Much higher clock speed 2.6 GHz vs 1.8 GHz Around 45% higher clock speed
Much better overclocked clock speed (Air) 2.6 GHz vs 2.19 GHz Around 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.6 GHz vs 1.8 GHz Around 45% better overclocked clock speed (Water)
Lower typical power consumption 69.06W vs 77.19W More than 10% lower typical power consumption
Newer Mar, 2006 vs Jan, 2005 Release date over 1 years later
Lower annual commercial energy cost 74.46 $/year vs 83.22 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 20.48 $/year vs 22.89 $/year More than 10% lower annual home energy cost
Front view of AMD Opteron 265

Reasons to consider the
AMD Opteron 265

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CPUBoss is not aware of any important advantages of the 265 vs the 285.

Features Key features of the Opteron 285  vs 265 

clock speed

Opteron 285
2.6 GHz
Opteron 265
1.8 GHz

L2 cache

overclocked clock speed (air)

Opteron 285
2.6 GHz
Opteron 265
2.19 GHz

overclocked clock speed (water)

Opteron 285
2.6 GHz
Opteron 265
1.8 GHz

TDP

Specifications Full list of technical specs

summary

Opteron 285  vs
265 
Clock speed 2.6 GHz 1.8 GHz
Cores Dual core Dual core
Socket type
940

features

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

details

Opteron 285  vs
265 
Threads 2 2
L2 cache 2 MB 2 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 2 2
Clock multiplier 13 9
Voltage range 1 - UnknownV 1 - UnknownV
Operating temperature 0 - 67°C 0 - 67°C

overclocking

Overclocked clock speed 2.6 GHz 2.19 GHz
Overclocked clock speed (Water) 2.6 GHz 1.8 GHz
Overclocked clock speed (Air) 2.6 GHz 2.19 GHz

power consumption

TDP 85W 95W
Annual home energy cost 20.48 $/year 22.89 $/year
Annual commercial energy cost 74.46 $/year 83.22 $/year
Typical power consumption 69.06W 77.19W
AMD Opteron 285
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AMD Opteron 265
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