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Differences What are the advantages of each

Front view of AMD Phenom X4 9650

Reasons to consider the
AMD Phenom X4 9650

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CPUBoss is not aware of any important advantages of the Phenom X4 9650 vs the Athlon 64 FX 51.

Front view of AMD Athlon 64 FX 51

Reasons to consider the
AMD Athlon 64 FX 51

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CPUBoss is not aware of any important advantages of the Athlon 64 FX 51 vs the Phenom X4 9650.

Benchmarks Real world tests of Phenom X4 9650 vs Athlon 64 FX 51

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Phenom X4 9650  vs
Athlon 64 FX 51 
Clock speed 2.3 GHz 2.2 GHz
Cores Quad core Single core
Socket type
AM2+
940

features

Has a NX bit Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!

details

Phenom X4 9650  vs
Athlon 64 FX 51 
Threads 4 1
L2 cache 2 MB 1 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 65 nm 130 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 70°C

overclocking

Overclock popularity 5 1
Overclock review score 5 0
Overclocked clock speed 2.81 GHz 2.43 GHz
Overclocked clock speed (Water) 3.12 GHz 2.2 GHz
Overclocked clock speed (Air) 2.81 GHz 2.43 GHz

power consumption

TDP 95W 89W
Annual home energy cost 22.89 $/year 21.44 $/year
Annual commercial energy cost 83.22 $/year 77.96 $/year
Performance per watt 1.15 pt/W 0.2 pt/W
Typical power consumption 77.19W 72.31W
AMD Phenom X4 9650
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AMD Athlon 64 FX 51
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