CPUBoss Review Our evaluation of 4555M vs 4500M

Performance

Benchmark performance using all cores

A8 4555M
6.1
A8 4500M
6.3
3DMark06 (CPU), Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

A8 4555M
6.7
A8 4500M
6.9
Passmark (Single Core)

Power Consumption

How much power does the processor require?

A8 4555M
5.5
A8 4500M
5.3
TDP

Features

How does CPUBoss rank the features of each product?

A8 4555M
4.1
A8 4500M
4.7
Features and specifications that differ between products

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of AMD A8 4555M

Reasons to consider the
AMD A8 4555M

Report a correction
Lower typical power consumption 15.44W vs 28.44W More than 45% lower typical power consumption
Lower annual home energy cost 4.58 $/year vs 8.43 $/year More than 45% lower annual home energy cost
Newer Sep, 2012 vs May, 2012 Release date 4 months later
Front view of AMD A8 4500M

Reasons to consider the
AMD A8 4500M

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Higher turbo clock speed 2.8 GHz vs 2.4 GHz More than 15% higher turbo clock speed
Higher clock speed 1.9 GHz vs 1.6 GHz Around 20% higher clock speed
Significantly better turbo clock speed 685 MHz vs 424 MHz More than 60% better turbo clock speed
Higher GPU clock speed 496 MHz vs 320 MHz More than 55% higher GPU clock speed
Better 3DMark06 CPU score 2,438 vs 1,876.5 Around 30% better 3DMark06 CPU score
Better overclocked clock speed (Water) 1.9 GHz vs 1.6 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of A8 4555M vs 4500M

GeekBench (32-bit)

A8 4555M
2,459
A8 4500M
3,154

GeekBench (64-bit)

A8 4555M
3,116
A8 4500M
3,076

GeekBench

A8 4555M
3,116
A8 4500M
4,382

3D Mark 06 (CPU)

A8 4555M
1,876.5
A8 4500M
2,438

Passmark

A8 4555M
2,151
A8 4500M
2,675

Passmark (Single Core)

A8 4555M
767
A8 4500M
848

Specifications Full list of technical specs

summary

A8 4555M  vs
4500M 
Clock speed 1.6 GHz 1.9 GHz
Turbo clock speed 2.4 GHz 2.8 GHz
Cores Quad core Quad core
Is unlocked No No
Is hyperthreaded 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
AVX
SSE3
SSE
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 19W 35W
Annual home energy cost 4.58 $/year 8.43 $/year
Performance per watt 14.01 pt/W 9.3 pt/W
Typical power consumption 15.44W 28.44W

details

A8 4555M  vs
4500M 
Threads 4 4
L2 cache 4 MB 4 MB
L2 cache per core 1 MB/core 1 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
Clock multiplier 16 19
Operating temperature Unknown - 100°C Unknown - 100°C

overclocking

Overclocked clock speed 2.4 GHz 2.33 GHz
Overclocked clock speed (Water) 1.6 GHz 1.9 GHz
Overclocked clock speed (Air) 2.4 GHz 2.33 GHz

integrated graphics

GPU GPU GPU
Label Radeon™ HD 7600G Radeon™ HD 7640G
Latest DirectX 11.0 11.0
GPU clock speed 320 MHz 496 MHz
Turbo clock speed 424 MHz 685 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
AMD A8 4555M
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AMD A8 4500M
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