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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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Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 1.66 GHz vs 1 GHz More than 65% higher clock speed
Better overclocked clock speed (Air) 1.88 GHz vs 1.3 GHz More than 45% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 1.67 GHz vs 1 GHz More than 65% better overclocked clock speed (Water)
Front view of AMD Athlon 64 1500+

Reasons to consider the
AMD Athlon 64 1500+

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CPUBoss is not aware of any important advantages of the AMD Athlon 64 1500+ vs the Intel Atom N455.

Features Key features of the Atom N455  vs Athlon 64 1500+ 

clock speed

Atom N455
1.66 GHz

L2 cache

Atom N455
0.5 MB

overclocked clock speed (air)

Atom N455
1.88 GHz
Athlon 64 1500+
1.3 GHz

overclocked clock speed (water)

Atom N455
1.67 GHz

Specifications Full list of technical specs

summary

Atom N455  vs
Athlon 64 1500+ 
Clock speed 1.66 GHz 1 GHz
Cores Single core Single core

features

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

details

Atom N455  vs
Athlon 64 1500+ 
Threads 2 1
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.88 GHz 1.3 GHz
Overclocked clock speed (Water) 1.67 GHz 1 GHz
Overclocked clock speed (Air) 1.88 GHz 1.3 GHz

power consumption

TDP 6.5W 9W
Annual home energy cost 1.57 $/year 2.17 $/year
Annual commercial energy cost 5.69 $/year 7.88 $/year
Typical power consumption 5.28W 7.31W
Intel Atom N455
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AMD Athlon 64 1500+
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