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Differences What are the advantages of each

Front view of Intel Atom Z550

Reasons to consider the
Intel Atom Z550

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CPUBoss is not aware of any important advantages of the Intel Atom Z550 vs the AMD A4 Micro 6400T.

Front view of AMD A4 Micro 6400T

Reasons to consider the
AMD A4 Micro 6400T

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required

Benchmarks Real world tests of Atom Z550 vs A4 Micro 6400T

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Atom Z550  vs
A4 Micro 6400T 
Clock speed 2 GHz 1 GHz
Cores Single core Quad core
Socket type
441
BGA 769

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 2.4W 4.5W
Annual home energy cost 0.58 $/year 1.08 $/year
Performance per watt 6.48 pt/W 11.57 pt/W
Typical power consumption 1.95W 3.66W

details

Atom Z550  vs
A4 Micro 6400T 
Architecture x86 x86-64
Threads 2 4
L2 cache 0.5 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 45 nm 28 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.16 GHz 1.6 GHz
Overclocked clock speed (Water) 2 GHz 1.6 GHz
Overclocked clock speed (Air) 2.16 GHz 1.6 GHz

integrated graphics

GPU None GPU
Label N/A Radeon R3 series
Latest DirectX N/A 11.0
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 350 MHz
Intel Atom Z550
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AMD A4 Micro 6400T
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