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Differences What are the advantages of each

Front view of Intel Atom C2558

Reasons to consider the
Intel Atom C2558

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Much higher clock speed 2.4 GHz vs 1.25 GHz More than 90% higher clock speed
Much better overclocked clock speed (Air) 2.4 GHz vs 1.25 GHz More than 90% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.4 GHz vs 1.25 GHz More than 90% better overclocked clock speed (Water)
Supports more RAM 65,536 MB vs 32,768 MB Supports 2x more RAM
Front view of Intel Atom C2508

Reasons to consider the
Intel Atom C2508

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Slightly lower typical power consumption 7.72W vs 12.19W More than 35% lower typical power consumption
Newer Apr, 2014 vs Jul, 2013 Release date 9 months later
Slightly lower annual home energy cost 2.29 $/year vs 3.61 $/year More than 35% lower annual home energy cost
Slightly lower annual commercial energy cost 8.32 $/year vs 13.14 $/year More than 35% lower annual commercial energy cost

Features Key features of the Atom C2558  vs C2508 

clock speed

Atom C2558
2.4 GHz
Atom C2508
1.25 GHz

overclocked clock speed (air)

Atom C2558
2.4 GHz
Atom C2508
1.25 GHz

overclocked clock speed (water)

Atom C2558
2.4 GHz
Atom C2508
1.25 GHz

TDP

Specifications Full list of technical specs

summary

Atom C2558  vs
C2508 
Clock speed 2.4 GHz 1.25 GHz
Cores Quad core Quad core

features

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

power consumption

TDP 15W 9.5W
Annual home energy cost 3.61 $/year 2.29 $/year
Annual commercial energy cost 13.14 $/year 8.32 $/year
Typical power consumption 12.19W 7.72W

bus

Architecture FSB FSB
Number of links 1 1

details

Atom C2558  vs
C2508 
Threads 4 4
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.4 GHz 1.25 GHz
Overclocked clock speed (Water) 2.4 GHz 1.25 GHz
Overclocked clock speed (Air) 2.4 GHz 1.25 GHz

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 21,333.32 MB/s
Maximum memory size 65,536 MB 32,768 MB
Intel Atom C2558
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Intel Atom C2508
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