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Differences What are the advantages of each

Front view of Intel Atom Z615

Reasons to consider the
Intel Atom Z615

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
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 Z615.

Features Key features of the Atom Z615  vs Z515 

clock speed

Atom Z615
1.6 GHz
Atom Z515
1.2 GHz

L2 cache

Atom Z615
0.5 MB
Atom Z515
0.5 MB

TDP

Atom Z615
2.2W
Atom Z515
1.4W

Specifications Full list of technical specs

summary

Atom Z615  vs
Z515 
Clock speed 1.6 GHz 1.2 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 DMI FSB
Number of links 1 1
Clock speed 400 MHz 400 MHz

details

Atom Z615  vs
Z515 
Architecture x86 x86
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
Max CPUs 1 1
Clock multiplier 16 12

integrated graphics

GPU GPU None
Label Integrated N/A
GPU clock speed 400 MHz N/A

power consumption

TDP 2.2W 1.4W
Annual home energy cost 0.53 $/year 0.34 $/year
Typical power consumption 1.79W 1.14W
Intel Atom Z615
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Intel Atom Z515
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