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Differences What are the advantages of each

Front view of AMD A4 3420

Reasons to consider the
AMD A4 3420

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Higher clock speed 2.8 GHz vs 2.7 GHz Around 5% higher clock speed
Better overclocked clock speed (Air) 3.58 GHz vs 3.5 GHz Almost the same
Better overclocked clock speed (Water) 2.8 GHz vs 2.7 GHz Around 5% better overclocked clock speed (Water)
Front view of AMD A4 3400

Reasons to consider the
AMD A4 3400

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CPUBoss is not aware of any important advantages of the 3400 vs the 3420.

Benchmarks Real world tests of A4 3420 vs 3400

Sky Diver Data courtesy FutureMark

A4 3420
1,104
A4 3400
1,259

Cloud Gate Data courtesy FutureMark

A4 3420
2,474
A4 3400
2,594

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A4 3420
2,532
A4 3400
2,511

GeekBench 3 (Single core) Data courtesy Primate Labs

A4 3420
1,403
A4 3400
1,367

GeekBench 3 (AES single core) Data courtesy Primate Labs

A4 3420
113,100 MB/s
A4 3400
112,400 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

A4 3420
2,510
A4 3400
2,446

PassMark Data courtesy Passmark

A4 3420
1,679
A4 3400
1,595

PassMark (Single Core)

A4 3420
929
A4 3400
903

Specifications Full list of technical specs

summary

A4 3420  vs
3400 
Clock speed 2.8 GHz 2.7 GHz
Turbo clock speed None None
Cores Dual core Dual core
Socket type
FM1

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
AMD64
AMD-V
3DNow!
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 1.57 pt/W 1.57 pt/W
Typical power consumption 52.81W 52.81W

details

A4 3420  vs
3400 
Architecture x86-64 x86-64
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
Transistor count 1,178,000,000 1,178,000,000
Max CPUs 1 1
Die size 228 mm² 228 mm²
Voltage range 0.91 - 1.41V 0.91 - 1.41V

overclocking

Overclocked clock speed 3.58 GHz 3.5 GHz
Overclocked clock speed (Water) 2.8 GHz 2.7 GHz
Overclocked clock speed (Air) 3.58 GHz 3.5 GHz

integrated graphics

GPU GPU GPU
Label AMD Radeon HD 6410D Radeon™ HD 6410D
GPU clock speed 600 MHz 600 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
AMD A4 3420
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AMD A4 3400
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