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Differences What are the advantages of each

Front view of Intel Atom N455

Reasons to consider the
Intel Atom N455

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CPUBoss is not aware of any important advantages of the Intel Atom N455 vs the AMD K8 Athlon XP-M 3000+.

Front view of AMD K8 Athlon XP-M 3000+

Reasons to consider the
AMD K8 Athlon XP-M 3000+

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CPUBoss is not aware of any important advantages of the AMD K8 Athlon XP-M 3000+ vs the Intel Atom N455.

Benchmarks Real world tests of Atom N455 vs K8 Athlon XP-M 3000+

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Atom N455  vs
K8 Athlon XP-M 3000+ 
Clock speed 1.66 GHz 1.6 GHz
Cores Single core Single core

features

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

details

Atom N455  vs
K8 Athlon XP-M 3000+ 
Threads 2 1
L2 cache 0.5 MB 0.25 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
Manufacture process 45 nm 130 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.88 GHz 1.97 GHz
Overclocked clock speed (Water) 1.67 GHz 1.6 GHz
Overclocked clock speed (Air) 1.88 GHz 1.97 GHz

power consumption

TDP 6.5W 62W
Annual home energy cost 1.57 $/year 14.94 $/year
Performance per watt 3.88 pt/W 0.63 pt/W
Typical power consumption 5.28W 50.38W
Intel Atom N455
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AMD K8 Athlon XP-M 3000+
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