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Differences What are the advantages of each

Front view of Intel Atom E3845

Reasons to consider the
Intel Atom E3845

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 1.91 GHz vs 1.7 GHz More than 10% higher clock speed
Higher Maximum operating temperature 110 °C vs 97 °C Around 15% higher Maximum operating temperature
Newer Oct, 2013 vs Jul, 2013 Release date 3 months later
Front view of Intel Atom C2730

Reasons to consider the
Intel Atom C2730

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More cores 8 vs 4 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Better overclocked clock speed (Air) 2.4 GHz vs 1.92 GHz More than 25% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.4 GHz vs 1.91 GHz More than 25% better overclocked clock speed (Water)

Features Key features of the Atom E3845  vs C2730 

clock speed

Atom E3845
1.91 GHz
Atom C2730
1.7 GHz

overclocked clock speed (air)

Atom E3845
1.92 GHz
Atom C2730
2.4 GHz

overclocked clock speed (water)

Atom E3845
1.91 GHz
Atom C2730
2.4 GHz

TDP

Specifications Full list of technical specs

summary

Atom E3845  vs
C2730 
Clock speed 1.91 GHz 1.7 GHz
Cores Quad core Octa core

features

Has virtualization support Yes Yes
Instruction set extensions
AES
EM64T
Supports dynamic frequency scaling No No

power consumption

TDP 10W 12W
Annual home energy cost 2.41 $/year 2.89 $/year
Annual commercial energy cost 8.76 $/year 10.51 $/year
Typical power consumption 8.13W 9.75W

bus

Architecture FSB FSB
Number of links 1 1

details

Atom E3845  vs
C2730 
Architecture x86-64 x86-64
Threads 4 8
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature -40 - 110°C Unknown - 97°C

overclocking

Overclocked clock speed 1.92 GHz 2.4 GHz
Overclocked clock speed (Water) 1.91 GHz 2.4 GHz
Overclocked clock speed (Air) 1.92 GHz 2.4 GHz

integrated graphics

GPU GPU None
Label HD N/A
Number of displays supported 2 N/A
GPU clock speed 542 MHz N/A
Turbo clock speed 792 MHz N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Maximum memory size 8,192 MB 32,768 MB
Intel Atom E3845
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Intel Atom C2730
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