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Differences What are the advantages of each

Front view of Intel E3930

Reasons to consider the
Intel E3930

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Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More number of displays supported 3 vs 2 1 more number of displays supported
Newer Oct, 2016 vs Oct, 2013 Release date over 3 years later
Front view of Intel Atom E3845

Reasons to consider the
Intel Atom E3845

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Much better geekbench 3 AES single core score 317,450 MB/s vs 632.3 MB/s More than 502x better geekbench 3 AES single core score
Higher clock speed 1.91 GHz vs 1.3 GHz More than 45% higher clock speed
Much better performance per watt 11.4 pt/W vs 5.48 pt/W More than 2x better performance per watt
Higher GPU clock speed 542 MHz vs 400 MHz More than 35% higher GPU clock speed
More cores 4 vs 2 Twice as many cores; run more applications at once
Better geekbench 3 Multi-Core score 2,624 vs 1,531.5 More than 70% better geekbench 3 Multi-Core score
More threads 4 vs 2 Twice as many threads
Higher Maximum operating temperature 110 °C vs 103 °C More than 5% higher Maximum operating temperature

Benchmarks Real world tests of E3930 vs Atom E3845

GeekBench 3 (Multi-core) Data courtesy Primate Labs

E3930
1,531.5
Atom E3845
2,624

GeekBench 3 (Single core) Data courtesy Primate Labs

E3930
835

GeekBench 3 (AES single core) Data courtesy Primate Labs

E3930
632.3 MB/s
Atom E3845
317,450 MB/s

Specifications Full list of technical specs

summary

E3930  vs
Atom E3845 
Clock speed 1.3 GHz 1.91 GHz
Cores Dual core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
AES
EM64T
Supports dynamic frequency scaling Yes No

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
DDR3L-1333
Channels Quad Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 8,192 MB 8,192 MB

details

E3930  vs
Atom E3845 
Architecture x86-64 x86-64
Threads 2 4
Manufacture process 14 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 103°C -40 - 110°C

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 500 HD
Number of displays supported 3 2
GPU clock speed 400 MHz 542 MHz

power consumption

TDP 6.5W 10W
Annual home energy cost 1.57 $/year 2.41 $/year
Annual commercial energy cost 5.69 $/year 8.76 $/year
Performance per watt 5.48 pt/W 11.4 pt/W
Typical power consumption 5.28W 8.13W

bus

Architecture FSB FSB
Number of links 1 1
Intel E3930
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Intel Atom E3845
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