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Differences What are the advantages of each

Front view of Intel Atom C2538

Reasons to consider the
Intel Atom C2538

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Much higher clock speed 2.4 GHz vs 1.7 GHz More than 40% higher clock speed
Supports more RAM 65,536 MB vs 32,768 MB Supports 2x more RAM
Front view of Intel Atom C2518

Reasons to consider the
Intel Atom C2518

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CPUBoss is not aware of any important advantages of the C2518 vs the C2538.

Features Key features of the Atom C2538  vs C2518 

clock speed

Atom C2538
2.4 GHz
Atom C2518
1.7 GHz


Specifications Full list of technical specs


Atom C2538  vs
Clock speed 2.4 GHz 1.7 GHz
Cores Quad core Quad core


Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supports dynamic frequency scaling No No

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 65,536 MB 32,768 MB


Atom C2538  vs
Architecture x86-64 x86-64
Threads 4 4
Manufacture process 22 nm 22 nm
Max CPUs 1 1

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

power consumption

TDP 15W 13W
Annual home energy cost 3.61 $/year 3.13 $/year
Annual commercial energy cost 13.14 $/year 11.39 $/year
Typical power consumption 12.19W 10.56W


Architecture FSB FSB
Number of links 1 1
Intel Atom C2538
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Intel Atom C2518
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