AMD A4 3420 

Released December, 2011
  • 2.8 GHz
  • Dual core
6.8 Out of 10

CPUBoss Review Our evaluation of the AMD A4 3420 among desktop CPUs (45 to 75W)

Performance

Benchmark performance using all cores

A4 3420
5.0
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

A4 3420
5.3
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

A4 3420
5.5
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

A4 3420
n.d.
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

A4 3420
6.3
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

A4 3420
n.d.
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

6.8

CPUBoss Score

Combination of all six facets

A4 3420
6.8

Benchmarks Real world tests of the AMD A4 3420

Sky Diver Data courtesy FutureMark

A4 3420
1,104

Cloud Gate Data courtesy FutureMark

A4 3420
2,474
Core i3 3220
2,654

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A4 3420
2,532
Core i3 3220
5,399

GeekBench 3 (Single core) Data courtesy Primate Labs

A4 3420
1,403
Core i3 3220
2,501

GeekBench 3 (AES single core) Data courtesy Primate Labs

A4 3420
113,100 MB/s
Core i3 3220
173,000 MB/s
Core2 Duo E8400
128,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

A4 3420
2,510
Core i3 3220
5,351

PassMark Data courtesy Passmark

A4 3420
1,681
Core i3 3220
4,229

PassMark (Single Core)

A4 3420
932
Core i3 3220
1,764

Specifications Full list of technical specs

summary

Clock speed 2.8 GHz
Turbo clock speed None
Cores Dual core
Socket type FM1

features

Has a NX bit Yes
Has virtualization support Yes
Instruction set extensions
  1. 3DNow!
  2. AMD-V
  3. AMD64
  4. MMX
  5. SSE
  6. SSE2
  7. SSE3
  8. SSE4a
Supports dynamic frequency scaling Yes

power consumption

TDP 65W
Annual home energy cost 15.66 $/year
Annual commercial energy cost 56.94 $/year
Performance per watt 1.89 pt/W
Typical power consumption 52.81W

details

Architecture x86-64
Threads 2 threads
L2 cache 1 MB
L2 cache per core 0.5 MB/core
Manufacture process 32 nm
Transistor count 1,178,000,000
Max CPUs 1
Die size 228 mm²
Voltage range 0.91 - 1.41V

overclocking

Overclocked clock speed 3.48 GHz
Overclocked clock speed (Water) 2.8 GHz
Overclocked clock speed (Air) 3.48 GHz

integrated graphics

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

memory controller

Memory controller Built-in
Memory type DDR3-1600
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