AMD A8-3870K vs AMD Athlon 300U. Specifications, performance, tests

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

• Segment
  Desktop / Server Mobile
• Family
  AMD A AMD Athlon
• Generation
  1 6
• CPU group
  AMD A8-3000 AMD Athlon 300

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

• Frequency
  3.10 GHz 2.40 GHz
• CPU Cores
  4 2
• Turbo (1 Core)
  No turbo 3.30 GHz
• CPU Threads
  4 4
• Hyperthreading
  No Yes
• Overclocking
  Yes No
• Core architecture
  normal normal

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

• GPU name
  AMD Radeon HD 6550D AMD Radeon Vega 3 Graphics
• GPU frequency
  0.60 GHz 1.00 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  5 3
• Shader
  400 192
• Max. GPU Memory
  1 GB 2 GB
• Max. displays
  2 3
• Generation
  3 8
• DirectX Version
  11 12
• Technology
  32 nm 14 nm
• Release date
  Q2/2011 Q1/2018

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

• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode / Encode
• h264
  Decode Decode / Encode
• VP9
  No Decode / Encode
• VP8
  No Decode / Encode
• AV1
  No No
• AVC
  Decode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Types, channel quantity of RAM supported by AMD Athlon 300U and AMD A8-3870K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-1600 DDR4-2400
• Max. Memory
  32 GB
• ECC
  No Yes
• Memory channels
  2 2
• PCIe version
  3.0
• PCIe lanes
  12

• AES-NI
  No Yes

Compare the TDP requirements of TDP AMD A8-3870K and AMD Athlon 300U to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  100 W 15 W
• Tjunction max.
  -- 105 °C

Architecture, interfaces, additional instructions supported by AMD A8-3870K and AMD A8-3870K, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V AMD-V, SVM
• ISA extensions
  SSE3, SSE4a SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L3-Cache
  4.00 MB 4.00 MB
• Architecture
  Llano (K10) Picasso (Zen+)
• Technology
  32 nm 12 nm
• Socket
  FM1 FP5
• Release date
  Q4/2011 Q1/2019