AMD A8 3820

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Overview
Manufacturer AMD
Family Model A8 3820
Release Date Released December, 2011
Is Older older
Key Specs 2.8 GHz Quad core
Score 6.9
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 3DNow! AMD-V AMD64 MMX SSE SSE2 SSE3 SSE4a
Supports dynamic frequency scaling Yes
Integrated Graphics
GPU GPU
Label Radeon™ HD 6550D
Latest DirectX 11.0
GPU clock speed 600 MHz
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 1.95 pt/W
Typical power consumption 52.81W
Memory Controller
Memory controller Built-in
Memory type DDR3-1866
Benchmarks
PCMark 8 Home 3.0 Accelerated 2,285
Sky Diver 2,380
Cloud Gate 4,204
GeekBench 3 (Multi-core) 4,151
GeekBench 3 (Single core) 1,426
GeekBench 3 (AES single core) 116.05 MB/s
PassMark 3,164
PassMark (Single Core) 878
Scores
Performance 6.1
Single-core Performance 4.3
Integrated Graphics 6.4
Integrated Graphics (OpenCL) n.d.
Performance per Watt 7.0
Value 6.3
CPUPK Score 6.9
Photo
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