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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
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 2.4 GHz vs 1.7 GHz More than 40% better overclocked clock speed (Air)
More threads 4 vs 2 Twice as many threads
Supports more RAM 65,536 MB vs 16,384 MB Supports 4x more RAM
Much better overclocked clock speed (Water) 2.4 GHz vs 1.7 GHz More than 40% better overclocked clock speed (Water)
Front view of Intel Atom C2358

Reasons to consider the
Intel Atom C2358

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Lower typical power consumption 5.69W vs 12.19W 2.1x lower typical power consumption
Lower annual home energy cost 1.69 $/year vs 3.61 $/year 2.1x lower annual home energy cost
Lower annual commercial energy cost 6.13 $/year vs 13.14 $/year 2.1x lower annual commercial energy cost

Features Key features of the Atom C2538  vs C2358 

clock speed

Atom C2538
2.4 GHz
Atom C2358
1.7 GHz

overclocked clock speed (air)

Atom C2538
2.4 GHz
Atom C2358
1.7 GHz

overclocked clock speed (water)

Atom C2538
2.4 GHz
Atom C2358
1.7 GHz

TDP

Specifications Full list of technical specs

summary

Atom C2538  vs
C2358 
Clock speed 2.4 GHz 1.7 GHz
Cores Quad core Dual 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 7W
Annual home energy cost 3.61 $/year 1.69 $/year
Annual commercial energy cost 13.14 $/year 6.13 $/year
Typical power consumption 12.19W 5.69W

bus

Architecture FSB FSB
Number of links 1 1

details

Atom C2538  vs
C2358 
Architecture x86-64 x86-64
Threads 4 2
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.4 GHz 1.7 GHz
Overclocked clock speed (Water) 2.4 GHz 1.7 GHz
Overclocked clock speed (Air) 2.4 GHz 1.7 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
Channels Dual Channel Single Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 6,400 MB/s
Maximum memory size 65,536 MB 16,384 MB
Intel Atom C2538
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Intel Atom C2358
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