AMD A10-7870K vs AMD A8-7670K. Specifications, performance, tests

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

• Segment
  Mobile Mobile
• Family
  AMD A AMD A
• Generation
  4 4
• CPU group
  AMD A10-7000 AMD A8-7000

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
  3.90 GHz 3.60 GHz
• CPU Cores
  4 4
• Turbo (1 Core)
  4.10 GHz 3.90 GHz
• CPU Threads
  4 4
• Turbo (4 Cores)
  4.10 GHz 3.90 GHz
• Hyperthreading
  No No
• Overclocking
  Yes Yes
• 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 R7 - 512 (Kaveri) AMD Radeon R7 - 384 (Kaveri)
• GPU frequency
  0.86 GHz 0.76 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  8 6
• Shader
  512 384
• Max. GPU Memory
  2 GB 2 GB
• Max. displays
  2 2
• Generation
  6 6
• DirectX Version
  12 12
• Technology
  28 nm 28 nm
• Release date
  Q1/2014 Q1/2015

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

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

Types, channel quantity of RAM supported by AMD A8-7670K and AMD A10-7870K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-2133 DDR3-2133
• ECC
  Yes Yes
• Memory channels
  2 2
• PCIe version
  3.0 3.0
• PCIe lanes
  16 16

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD A10-7870K and AMD A8-7670K to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  95 W 95 W

Architecture, interfaces, additional instructions supported by AMD A10-7870K and AMD A10-7870K, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V AMD-V
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
• L3-Cache
  4.00 MB 4.00 MB
• Architecture
  Kaveri (Steamroller) Kaveri (Steamroller)
• Technology
  28 nm 28 nm
• Socket
  FM2+ FM2+
• Release date
  Q2/2015 Q2/2015