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Differences What are the advantages of each

Front view of AMD A4 4000

Reasons to consider the
AMD A4 4000

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Much better overclocked clock speed (Air) 4.02 GHz vs 2.9 GHz Around 40% better overclocked clock speed (Air)
Higher clock speed 3 GHz vs 2.9 GHz Around 5% higher clock speed
Significantly better overclocked clock speed (Water) 3.49 GHz vs 2.9 GHz More than 20% better overclocked clock speed (Water)
Front view of AMD A4 3450

Reasons to consider the
AMD A4 3450

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CPUBoss is not aware of any important advantages of the 3450 vs the 4000.

Features Key features of the A4 4000  vs 3450 

clock speed

A4 4000
3 GHz
A4 3450
2.9 GHz

L2 cache

A4 4000
1 MB
A4 3450
1 MB

overclocked clock speed (air)

A4 4000
4.02 GHz
A4 3450
2.9 GHz

overclocked clock speed (water)

A4 4000
3.49 GHz
A4 3450
2.9 GHz

TDP

A4 4000
65W
A4 3450
65W

Specifications Full list of technical specs

summary

A4 4000  vs
3450 
Clock speed 3 GHz 2.9 GHz
Cores Dual core Dual core

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
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

details

A4 4000  vs
3450 
Threads 2 2
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 4.02 GHz 2.9 GHz
Overclocked clock speed (Water) 3.49 GHz 2.9 GHz
Overclocked clock speed (Air) 4.02 GHz 2.9 GHz

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
Typical power consumption 52.81W 52.81W
AMD A4 4000
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AMD A4 3450
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