AMD A8-3800 vs AMD Athlon II X4 651. Specifications

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

• CPU group
  AMD A8-3000 AMD Athlon II X4 (Llano)
• Family
  AMD A AMD Athlon II
• Generation
  1 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
  2.4 GHz 3 GHz
• Core architecture
  normal normal
• CPU Cores
  4 4
• CPU Threads
  4 4
• Hyperthreading / SMT
  No No
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  2.7 GHz -
• Turbo Frequency (4 Cores)
  2.7 GHz -
• Core Configuration
  - 4x

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
  5 -
• Generation
  3 -
• GPU Frequency
  600 MHz -
• GPU name
  AMD Radeon HD 6550D no iGPU
• GPU Turbo
  No turbo No turbo
• Max. displays
  2 -
• Max. GPU Memory
  1 GB -
• Release date
  Q2/2011 -
• Shader
  400 -
• 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 II X4 651 and AMD A8-3800. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 16 GB
• Memory channels
  2 2
• Memory type
  DDR3-1600 DDR3-1333
• Memory Bandwidth
  - 21.3 GB/s
• PCIe
  - 2.0

• AES-NI
  No No

Compare the TDP requirements of TDP AMD A8-3800 and AMD Athlon II X4 651 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 100 W

Architecture, interfaces, additional instructions supported by AMD A8-3800 and AMD Athlon II X4 651, virtual machine technologies and process technology.

• Architecture
  Llano (K10) Llano
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE3, SSE4a MMX, 3DNow!, SSE3, SSE4a
• L2-Cache
  - 4 MB
• L3-Cache
  4 MB -
• Release date
  Q3/2011 Q4/2011
• Socket
  FM1 FM1
• Technology
  32 nm 32 nm
• Virtualization
  AMD-V AMD-V