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AMD A4-Series A4-4020 - AD4020OKA23HL / AD4020OKHLBOX information

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Type:CPU Manufacturer:AMD
family:Bulldozer microprocessors:A4-Series
Type CPU / Microprocessor
Market segment Desktop
Family
AMD A4-Series
Model number    A4-4020
CPU part numbers
  • AD4020OKA23HL is an OEM/tray microprocessor
  • AD4020OKHLBOX is a boxed microprocessor with fan and heatsink
Frequency    3200 MHz
Turbo frequency 3400 MHz
Boosted P states [1] #1: 3400 MHz, 1.15V
#2: 3300 MHz, 1.125V
Package 904-pin organic lidded micro Pin Grid Array (UOF904)
Socket Socket FM2
Size 1.57" x 1.57" / 4cm x 4cm
Weight 1.4oz / 39g
Introduction date March 2014
Price at introduction $40
Architecture / Microarchitecture
Microarchitecture Piledriver
Processor core    Richland
Core stepping    RL-A1
CPUID 610F31
Manufacturing process 0.032 micron
Data width 64 bit
The number of CPU cores 2
The number of threads 2
Floating Point Unit Integrated (shared between two cores in each module)
Level 1 cache size    64 KB 2-way set associative shared instruction cache
2 x 16 KB 4-way set associative data caches
Level 2 cache size    1 MB 16-way set associative shared exclusive cache
Level 3 cache size None
Cache latency 3 (L1 cache)
Multiprocessing Uniprocessor
Features
  • MMX instructions
  • Extensions to MMX
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4   
  • SSE4a   
  • AES / Advanced Encryption Standard instructions
  • AVX / Advanced Vector Extensions
  • BMI1 / Bit Manipulation instructions 1
  • F16C / 16-bit Floating-Point conversion instructions
  • FMA3 / 3-operand Fused Multiply-Add instructions
  • FMA4 / 4-operand Fused Multiply-Add instructions
  • TBM / Trailing Bit Manipulation instructions
  • XOP / eXtended Operations instructions
  • AMD64 / AMD 64-bit technology   
  • AMD-V / AMD Virtualization technology
  • EVP / Enhanced Virus Protection   
  • Turbo Core 3.0 technology
Low power features
  • Core C1, C1E, C6 and CC6 states
  • Package S3, S4 and S5 states
  • PowerNow!
Low power P states [1] #1: 2900 MHz, 1.025V
#2: 2600 MHz, 0.925V
#3: 2200 MHz, 0.775V
#4: 1800 MHz, 0.6V
#5: 1400 MHz, 0.5V
Integrated peripherals / components
Integrated graphics GPU Type: Radeon HD 7480D
Shader cores: 128
Base frequency (MHz): 720
Memory controller The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-1333
Maximum memory bandwidth (GB/s): 21.3
Other peripherals
  • PCI Express 2.0
  • Unified Video Decoder 3.2   
Electrical / Thermal parameters
Maximum operating temperature    70°C
Thermal Design Power    65 Watt
Notes on AMD A4-4020
  • One source clames that the GPU runs at 760 MHz

[1] - These characteristics were measured on a single CPU, and they can vary slightly for other processors with the same model number


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