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AMD Opteron 285

CPUBoss Winner
Front view of AMD Opteron 285

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 2.2 GHz Around 20% higher clock speed
Much better overclocked clock speed (Air) 2.6 GHz vs 2.2 GHz Around 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.6 GHz vs 2.2 GHz Around 20% better overclocked clock speed (Water)
Newer Mar, 2006 vs May, 2005 Release date 9 months later
Front view of AMD Opteron 275

Reasons to consider the
AMD Opteron 275

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CPUBoss is not aware of any important advantages of the 275 vs the 285.

Benchmarks Real world tests of Opteron 285 vs 275

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Opteron 285
3,721
Opteron 275
2,534

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Opteron 285
71.7 MB/s
Opteron 275
60,200 MB/s

PassMark Data courtesy Passmark

Opteron 285
1,470
Opteron 275
1,291

PassMark (Single Core)

Specifications Full list of technical specs

summary

Opteron 285  vs
275 
Clock speed 2.6 GHz 2.2 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
275 
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 11
Voltage range 1 - UnknownV 1.2 - UnknownV
Operating temperature 0 - 67°C 0 - 67°C

overclocking

Overclocked clock speed 2.6 GHz 2.2 GHz
Overclocked clock speed (Water) 2.6 GHz 2.2 GHz
Overclocked clock speed (Air) 2.6 GHz 2.2 GHz

power consumption

TDP 85W 85W
Annual home energy cost 20.48 $/year 20.48 $/year
Annual commercial energy cost 74.46 $/year 74.46 $/year
Performance per watt 0.79 pt/W 0.87 pt/W
Typical power consumption 69.06W 69.06W
AMD Opteron 285
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AMD Opteron 275
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