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Differences What are the advantages of each

Front view of AMD A8 5500B

Reasons to consider the
AMD A8 5500B

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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
Much more l3 cache 1 MB vs 0.5 MB 2x more l3 cache; more data can be stored in the l3 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
Higher Maximum operating temperature 71.3 °C vs 70 °C Almost the same
Front view of AMD A4 5300B

Reasons to consider the
AMD A4 5300B

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Higher clock speed 3.4 GHz vs 3.2 GHz More than 5% higher clock speed
Significantly better overclocked clock speed (Air) 3.4 GHz vs 3.2 GHz More than 5% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 3.4 GHz vs 3.2 GHz More than 5% better overclocked clock speed (Water)

Benchmarks Real world tests of A8 5500B vs A4 5300B

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A8 5500B
4,927
A4 5300B
2,667

GeekBench 3 (Single core) Data courtesy Primate Labs

A8 5500B
1,821
A4 5300B
1,623

GeekBench 3 (AES single core) Data courtesy Primate Labs

A8 5500B
2,210 MB/s
A4 5300B
1,840 MB/s

PassMark Data courtesy Passmark

A8 5500B
3,849
A4 5300B
2,047

PassMark (Single Core)

A8 5500B
1,269
A4 5300B
1,291

Specifications Full list of technical specs

summary

A8 5500B  vs
A4 5300B 
Clock speed 3.2 GHz 3.4 GHz
Turbo clock speed 3.2 GHz 3.4 GHz
Cores Quad core Dual core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
SSE3
SSE
CLMUL
AMD64
SSE4.1
FMA4
SSE4.2
CVT16
AMD-V
AES
Supports dynamic frequency scaling Yes Yes

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 2.42 pt/W 1.32 pt/W
Typical power consumption 52.81W 52.81W

details

A8 5500B  vs
A4 5300B 
Threads 4 2
L2 cache 4 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
L3 cache 1 MB 0.5 MB
L3 cache per core 0.25 MB/core 0.25 MB/core
Manufacture process 32 nm 32 nm
Transistor count 1,303,000,000 1,303,000,000
Max CPUs 1 1
Die size 246 mm² 246 mm²
Voltage range 0.82 - 1.48V 0.82 - 1.48V
Operating temperature Unknown - 71.3°C Unknown - 70°C

overclocking

Overclocked clock speed 3.2 GHz 3.4 GHz
Overclocked clock speed (Water) 3.2 GHz 3.4 GHz
Overclocked clock speed (Air) 3.2 GHz 3.4 GHz

integrated graphics

GPU GPU GPU
Label Radeon™ HD 7560D Radeon™ HD 7480D
Latest DirectX 11.0 11.0
GPU clock speed 760 MHz 723 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
AMD A8 5500B
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AMD A4 5300B
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