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Differences What are the advantages of each

Front view of Intel Atom Z515

Reasons to consider the
Intel Atom Z515

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CPUBoss is not aware of any important advantages of the Z515 vs the N455.

Front view of Intel Atom N455

Reasons to consider the
Intel Atom N455

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required

Benchmarks Real world tests of Atom Z515 vs N455

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Atom Z515  vs
N455 
Clock speed 1.2 GHz 1.66 GHz
Cores Single core Single core

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support No No
Instruction set extensions
SSE2
MMX
SSE3
SSE
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

bus

Architecture FSB DMI
Number of links 1 1

details

Atom Z515  vs
N455 
Architecture x86 x86-64
Threads 2 2
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 45 nm 45 nm
Transistor count 47,000,000 123,000,000
Max CPUs 1 1
Clock multiplier 12 10

integrated graphics

GPU None GPU
Label N/A Integrated
GPU clock speed N/A 200 MHz

power consumption

TDP 1.4W 6.5W
Annual home energy cost 0.34 $/year 1.57 $/year
Performance per watt 6.36 pt/W 3.88 pt/W
Typical power consumption 1.14W 5.28W
Intel Atom Z515
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Intel Atom N455
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