AMD A4-4000 vs AMD A4-4020. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  AMD A4-4000 AMD A4-4000
• Family
  AMD A AMD A
• Generation
  2 2
• Segment
  Desktop / Server Desktop / Server

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  3 GHz 3.2 GHz
• Core architecture
  normal normal
• CPU Cores
  2 2
• CPU Threads
  2 2
• Hyperthreading / SMT
  No No
• Overclocking
  No Yes
• Turbo Frequency (1 Core)
  3.2 GHz 3.4 GHz
• Turbo Frequency (2 Cores)
  3.2 GHz 3.4 GHz

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  11 11
• Execution units
  2 2
• Generation
  4 4
• GPU Frequency
  720 MHz 720 MHz
• GPU name
  AMD Radeon HD 7480D AMD Radeon HD 7480D
• GPU Turbo
  No turbo No turbo
• Max. displays
  2 2
• Max. GPU Memory
  2 GB 2 GB
• Release date
  Q2/2012 Q2/2012
• Shader
  128 128
• Technology
  32 nm 32 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No No
• H.264 / AVC
  Decode Decode
• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• JPEG
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• VP8
  No No
• VP9
  No No

Types, channel quantity of RAM supported by AMD A4-4020 and AMD A4-4000. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Memory channels
  2 2
• Memory type
  DDR3-1333 DDR3-1333

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD A4-4000 and AMD A4-4020 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  65 W 65 W

Architecture, interfaces, additional instructions supported by AMD A4-4000 and AMD A4-4020, virtual machine technologies and process technology.

• Architecture
  Richland (Piledriver) Richland (Piledriver)
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
• L3-Cache
  1 MB 1 MB
• Release date
  Q2/2013 Q1/2014
• Socket
  FM2 FM2
• Technology
  32 nm 32 nm
• Virtualization
  AMD-V AMD-V