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Differences What are the advantages of each

Front view of Intel J3455

Reasons to consider the
Intel J3455

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Much newer manufacturing process 14 nm vs 28 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 1.5 GHz vs 1 GHz 50% higher clock speed
Significantly better geekbench 3 Multi-Core score 4,564.5 vs 2,239 More than 2x better geekbench 3 Multi-Core score
Better geekbench 3 single core score 1,402.5 vs 882 Around 60% better geekbench 3 single core score
Newer Jul, 2016 vs Apr, 2014 Release date over 2 years later
Front view of AMD A4 Micro 6400T

Reasons to consider the
AMD A4 Micro 6400T

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Higher GPU clock speed 350 MHz vs 250 MHz 40% higher GPU clock speed
Significantly better performance per watt 11.57 pt/W vs 8.3 pt/W Around 40% better performance per watt
Slightly lower typical power consumption 3.66W vs 8.13W 2.2x lower typical power consumption
Slightly lower annual commercial energy cost 3.94 $/year vs 8.76 $/year 2.2x lower annual commercial energy cost
Slightly lower annual home energy cost 1.08 $/year vs 2.41 $/year 2.2x lower annual home energy cost

Benchmarks Real world tests of J3455 vs A4 Micro 6400T

GeekBench 3 (Multi-core) Data courtesy Primate Labs

J3455
4,564.5

GeekBench 3 (Single core) Data courtesy Primate Labs

J3455
1,402.5

GeekBench 3 (AES single core) Data courtesy Primate Labs

J3455
1,010.65 MB/s
A4 Micro 6400T
801.9 MB/s

PassMark Data courtesy Passmark

J3455
2,153

PassMark (Single Core)

Specifications Full list of technical specs

summary

J3455  vs
A4 Micro 6400T 
Clock speed 1.5 GHz 1 GHz
Cores Quad core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
SSE4.2
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 10W 4.5W
Annual home energy cost 2.41 $/year 1.08 $/year
Annual commercial energy cost 8.76 $/year 3.94 $/year
Performance per watt 8.3 pt/W 11.57 pt/W
Typical power consumption 8.13W 3.66W

details

J3455  vs
A4 Micro 6400T 
Architecture x86-64 x86-64
Threads 4 4
Manufacture process 14 nm 28 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.5 GHz 1.6 GHz
Overclocked clock speed (Water) 1.5 GHz 1.6 GHz
Overclocked clock speed (Air) 1.5 GHz 1.6 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 500 Radeon R3 series
GPU clock speed 250 MHz 350 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
DDR3L-1333
Intel J3455
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AMD A4 Micro 6400T
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