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Differences What are the advantages of each

Front view of AMD PRO A A6 6th Gen PRO A6-8550B

Reasons to consider the
AMD PRO A A6 6th Gen PRO A6-8550B

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Much higher clock speed 3.7 GHz vs 2.8 GHz More than 30% higher clock speed
Much better overclocked clock speed (Air) 3.7 GHz vs 2.87 GHz Around 30% better overclocked clock speed (Air)
Newer manufacturing process 28 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Water) 3.7 GHz vs 2.5 GHz Around 50% better overclocked clock speed (Water)
Higher Maximum operating temperature 71.3 °C vs 70.5 °C Almost the same
Front view of AMD A8 3820

Reasons to consider the
AMD A8 3820

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Much more l3 cache 1 MB vs None Compared to all cpus, 1 MB l3 cache is just OK
Much more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Benchmarks Real world tests of PRO A A6 6th Gen PRO A6-8550B vs A8 3820

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

PRO A A6 6th Gen PRO A6-8550B  vs
A8 3820 
Clock speed 3.7 GHz 2.8 GHz
Turbo clock speed 4 GHz 2.8 GHz
Cores Dual core Quad core
Is unlocked No No

features

Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
AVX
SSE3
SSE
AMD64
FMA4
AMD-V
3DNow!
AES

power consumption

TDP 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 3.72 pt/W 1.91 pt/W
Typical power consumption 52.81W 52.81W

details

PRO A A6 6th Gen PRO A6-8550B  vs
A8 3820 
Threads 2 4
L2 cache 1 MB 4 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache None 1 MB
Manufacture process 28 nm 32 nm
Operating temperature Unknown - 71.3°C Unknown - 70.5°C

overclocking

Overclocked clock speed 3.7 GHz 2.87 GHz
Overclocked clock speed (Water) 3.7 GHz 2.5 GHz
Overclocked clock speed (Air) 3.7 GHz 2.87 GHz

integrated graphics

GPU GPU GPU
Label Radeon™ R5 Radeon™ HD 6550D
Latest DirectX 12.0 11.0
GPU clock speed 800 MHz 600 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-2133
DDR3-1866
AMD PRO A A6 6th Gen PRO A6-8550B
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AMD A8 3820
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