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Differences What are the advantages of each

Front view of AMD Opteron 154

Reasons to consider the
AMD Opteron 154

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Higher clock speed 2.8 GHz vs 2.6 GHz Around 10% higher clock speed
Front view of AMD Athlon 64 FX 55

Reasons to consider the
AMD Athlon 64 FX 55

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CPUBoss is not aware of any important advantages of the Athlon 64 FX 55 vs the Opteron 154.

Features Key features of the Opteron 154  vs Athlon 64 FX 55 

clock speed

Opteron 154
2.8 GHz
Athlon 64 FX 55
2.6 GHz

L2 cache

Specifications Full list of technical specs

summary

Opteron 154  vs
Athlon 64 FX 55 
Clock speed 2.8 GHz 2.6 GHz
Cores Single core Single core
Socket type
939

features

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

details

Opteron 154  vs
Athlon 64 FX 55 
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 1 1
Operating temperature 0 - 65°C Unknown - 63°C

power consumption

TDP 104W 104W
Annual home energy cost 25.05 $/year 25.05 $/year
Annual commercial energy cost 91.1 $/year 91.1 $/year
Typical power consumption 84.5W 84.5W
AMD Opteron 154
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AMD Athlon 64 FX 55
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