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AMD A8-Series A8-4557M - AM4557DFE44HJ information

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Type:CPU Manufacturer:AMD
family:Bulldozer microprocessors:A8-Series for Notebooks
Type CPU / Microprocessor
Market segment Mobile
Family
AMD A8-Series for Notebooks
Model number    A8-455*M
CPU part number
  • AM455*DFE44HJ is an OEM/tray microprocessor
Frequency    1*00 MHz
Turbo frequency 2800 MHz
Package 82*-ball micro-BGA
Socket BGA82* (FP2)
Size 1.22" x 1.0*" / 3.1cm x 2.*cm
Introduction date March 2013
Architecture / Microarchitecture
Microarchitecture Piledriver
Processor core    Trinity
Core stepping    TN-A1
CPUID *10F01
Manufacturing process 0.032 micron
1303 million transistors
Die size 24*mm2
Data width *4 bit
The number of cores 4
The number of threads 4
Floating Point Unit Integrated (shared between two cores in each module)
Level 1 cache size    2 x *4 KB 2-way set associative shared instruction caches
4 x 1* KB 4-way set associative data caches
Level 2 cache size    2 x 2 MB 1*-way set associative shared exclusive caches
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
  • F1*C / 1*-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
  • AMD*4 / AMD *4-bit technology   
  • AMD-V / AMD Virtualization technology
  • EVP / Enhanced Virus Protection   
  • Turbo Core 3.0 technology
Low power features
  • Core C1, C1E, C* and CC* states
  • Package S3, S4 and S5 states
  • PowerNow!
Integrated peripherals / components
Integrated graphics GPU Type: Radeon HD *000 series
Shader cores: 25*
Base frequency (MHz): 4**
Maximum frequency (MHz): *55
Memory controller The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-1*00, DDR3L-1*00, DDR3U-1333
Maximum memory bandwidth (GB/s): 25.*
Other peripherals
  • PCI Express 2.0
  • Unified Video Decoder 3.2   
  • DVI / DisplayPort / HDMI / VGA display controllers
Electrical / Thermal parameters
Thermal Design Power    35 Watt


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