AMD A8 3820 

Released December, 2011
  • 2.8 GHz
  • Quad core

Benchmarks Real world tests of the AMD A8 3820

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

A8 3820
2,285
Core i3 2100
2,115
Core i3 3220
2,251

Sky Diver Data courtesy FutureMark

A8 3820
2,380
Core i3 3220
932
Core i3 2100
n.d.

Cloud Gate Data courtesy FutureMark

A8 3820
4,204
Core i3 3220
2,654
Core i3 2100
n.d.

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A8 3820
4,151
Core i3 3220
5,399
Core i3 2100
4,786

GeekBench 3 (Single core) Data courtesy Primate Labs

A8 3820
1,426
Core i3 3220
2,501
Core i3 2100
2,258

GeekBench 3 (AES single core) Data courtesy Primate Labs

A8 3820
116.05 MB/s
Core i3 3220
173,000 MB/s
Core i3 2100
153,100 MB/s

PassMark Data courtesy Passmark

A8 3820
3,152
Core i3 3220
4,229
Core i3 2100
3,664

PassMark (Single Core)

A8 3820
874
Core i3 3220
1,764
Core i3 2100
1,583

Specifications Full list of technical specs

summary

Clock speed 2.8 GHz
Turbo clock speed 2.8 GHz
Cores Quad core
Is unlocked No

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

integrated graphics

GPU GPU
Label Radeon™ HD 6550D
Latest DirectX 11.0
GPU clock speed 600 MHz

memory controller

Memory controller Built-in
Memory type DDR3-1866

details

Architecture x86-64
Threads 4 threads
L2 cache 4 MB
L2 cache per core 1 MB/core
L3 cache 1 MB
L3 cache per core 0.25 MB/core
Manufacture process 32 nm
Transistor count 1,178,000,000
Max CPUs 1
Die size 228 mm²
Voltage range 0.45 - 1.41V
Operating temperature Unknown - 70.5°C

overclocking

Overclocked clock speed 2.87 GHz
Overclocked clock speed (Water) 2.5 GHz
Overclocked clock speed (Air) 2.87 GHz

power consumption

TDP 65W
Annual home energy cost 15.66 $/year
Annual commercial energy cost 56.94 $/year
Performance per watt 1.91 pt/W
Typical power consumption 52.81W
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