AMD A8-4500M vs AMD Athlon X4 845. Specifications, performance, tests

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

• CPU group
  AMD A8-4000M AMD Athlon X4 (Carizzo)
• Family
  AMD A AMD Athlon
• Generation
  2 2
• Segment
  Mobile Desktop / Server

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

• Base Frequency
  1.9 GHz 3.5 GHz
• Core architecture
  normal normal
• CPU Cores
  4 4
• CPU Threads
  4 4
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.8 GHz 3.8 GHz
• Turbo Frequency (4 Cores)
  2.8 GHz 3.8 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 -
• Execution units
  4 -
• Generation
  4 -
• GPU Frequency
  500 MHz -
• GPU name
  AMD Radeon HD 7640G no iGPU
• GPU Turbo
  690 MHz No turbo
• Max. displays
  2 -
• Max. GPU Memory
  2 GB -
• Release date
  Q2/2012 -
• Shader
  256 -
• Technology
  32 nm -

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

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

Types, channel quantity of RAM supported by AMD Athlon X4 845 and AMD A8-4500M. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Memory channels
  2 2
• Memory type
  DDR3-1600 DDR3-2133
• PCIe lanes
  - 8
• PCIe version
  - 3.0

• AES-NI
  Yes No

Compare the TDP requirements of TDP AMD A8-4500M and AMD Athlon X4 845 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)
  35 W 65 W

Architecture, interfaces, additional instructions supported by AMD A8-4500M and AMD Athlon X4 845, virtual machine technologies and process technology.

• Architecture
  Trinity (Piledriver) Carizzo
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE3
• L3-Cache
  4 MB 2 MB
• Release date
  Q2/2012 Q1/2016
• Socket
  FS1r2 FM2+
• Technology
  32 nm 28 nm
• Virtualization
  AMD-V None