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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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Significantly higher clock speed 2.3 GHz vs 1.8 GHz Around 30% higher clock speed
Much better overclocked clock speed (Air) 2.75 GHz vs 2.25 GHz More than 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.13 GHz vs 1.8 GHz Around 75% better overclocked clock speed (Water)
Front view of AMD Athlon 64 X2 3400+

Reasons to consider the
AMD Athlon 64 X2 3400+

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Much lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
Significantly lower annual commercial energy cost 30.66 $/year vs 56.94 $/year More than 45% lower annual commercial energy cost
Significantly lower annual home energy cost 8.43 $/year vs 15.66 $/year More than 45% lower annual home energy cost

Benchmarks Real world tests of Athlon 64 X2 4400+ vs 3400+

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Specifications Full list of technical specs

summary

Athlon 64 X2 4400+  vs
3400+ 
Clock speed 2.3 GHz 1.8 GHz
Cores Dual core Dual core
Socket type
AM2
939

features

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

details

Athlon 64 X2 4400+  vs
3400+ 
Threads 2 2
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.75 GHz 2.25 GHz
Overclocked clock speed (Water) 3.13 GHz 1.8 GHz
PassMark (Overclocked) 1,605.4 1,253.7
Overclocked clock speed (Air) 2.75 GHz 2.25 GHz

power consumption

TDP 65W 35W
Annual home energy cost 15.66 $/year 8.43 $/year
Annual commercial energy cost 56.94 $/year 30.66 $/year
Performance per watt 0.89 pt/W 0.85 pt/W
Typical power consumption 52.81W 28.44W
AMD Athlon 64 X2 4400+
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AMD Athlon 64 X2 3400+
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