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Differences What are the advantages of each

Front view of Intel Core i5 5300U

Reasons to consider the
Intel Core i5 5300U

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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
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Atom E3815

Reasons to consider the
Intel Atom E3815

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CPUBoss is not aware of any important advantages of the Atom E3815 vs the Core i5 5300U.

Benchmarks Real world tests of Core i5 5300U vs Atom E3815

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 5300U
3,430,000 MB/s
Atom E3815
236.8 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 5300U  vs
Atom E3815 
Clock speed 2.3 GHz 1.46 GHz
Cores Dual core Single core
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes No

power consumption

TDP 15W 5W
Annual home energy cost 3.61 $/year 1.2 $/year
Performance per watt 43.5 pt/W 4.58 pt/W
Typical power consumption 12.19W 4.06W

bus

Architecture DMI 2.0 FSB
Number of links 1 1

details

Core i5 5300U  vs
Atom E3815 
Architecture x86-64 x86-64
Threads 4 1
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.74 GHz 1.47 GHz
Overclocked clock speed (Water) 2.3 GHz 1.47 GHz
Overclocked clock speed (Air) 2.74 GHz 1.47 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 5500 HD
Number of displays supported 3 2
GPU clock speed 300 MHz 400 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3
DDR3L-1066
Channels Dual Channel Single Channel
Maximum bandwidth 25,600 MB/s 6,400 MB/s
Maximum memory size 16,384 MB 8,192 MB
Intel Core i5 5300U
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Intel Atom E3815
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