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Differences What are the advantages of each

Front view of Intel Pentium 4 640

Reasons to consider the
Intel Pentium 4 640

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much higher clock speed 3.2 GHz vs 2.2 GHz More than 45% higher clock speed
More threads 2 vs 1 Twice as many threads
Much more l2 cache per core 2 MB/core vs 0.5 MB/core 4x more l2 cache per core
Front view of AMD Athlon 64 3400+

Reasons to consider the
AMD Athlon 64 3400+

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CPUBoss is not aware of any important advantages of the AMD Athlon 64 3400+ vs the Intel Pentium 4 640.

Features Key features of the Pentium 4 640  vs Athlon 64 3400+ 

clock speed

Pentium 4 640
3.2 GHz
Athlon 64 3400+
2.2 GHz

L2 cache

Specifications Full list of technical specs

summary

Pentium 4 640  vs
Athlon 64 3400+ 
Clock speed 3.2 GHz 2.2 GHz
Cores Single core Single core
Socket type
LGA 775
939

features

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

details

Pentium 4 640  vs
Athlon 64 3400+ 
Threads 2 1
L2 cache 2 MB 0.5 MB
L2 cache per core 2 MB/core 0.5 MB/core
Max CPUs 1 1

power consumption

Typical power consumption 68.25W N/A
Intel Pentium 4 640
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AMD Athlon 64 3400+
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