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Differences What are the advantages of each

Front view of AMD Athlon 64 X2 4400+

Reasons to consider the
AMD Athlon 64 X2 4400+

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Much newer manufacturing process 90 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Significantly lower typical power consumption 52.81W vs 72.31W More than 25% lower typical power consumption
Significantly lower annual home energy cost 15.66 $/year vs 21.44 $/year More than 25% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 77.96 $/year More than 25% lower annual commercial energy cost
Front view of AMD Athlon 64 FX 53

Reasons to consider the
AMD Athlon 64 FX 53

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Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Higher clock speed 2.4 GHz vs 2.3 GHz Around 5% higher clock speed

Features Key features of the Athlon 64 X2 4400+  vs FX 53 

clock speed

L2 cache

Specifications Full list of technical specs

summary

Athlon 64 X2 4400+  vs
FX 53 
Clock speed 2.3 GHz 2.4 GHz
Cores Dual core Single core
Socket type
AM2
939
940

features

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

details

Athlon 64 X2 4400+  vs
FX 53 
Threads 2 1
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 90 nm 130 nm
Max CPUs 1 1

power consumption

TDP 65W 89W
Annual home energy cost 15.66 $/year 21.44 $/year
Annual commercial energy cost 56.94 $/year 77.96 $/year
Typical power consumption 52.81W 72.31W
AMD Athlon 64 X2 4400+
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AMD Athlon 64 FX 53
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