Intel Core i7-3770K vs AMD A8-3870K. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i7 AMD A
• Generation
  3 1
• CPU group
  Intel Core i 3000 AMD A8-3000

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
  3.50 GHz 3.10 GHz
• CPU Cores
  4 4
• Turbo (1 Core)
  3.90 GHz No turbo
• CPU Threads
  8 4
• Turbo (4 Cores)
  3.90 GHz No turbo
• Hyperthreading
  Yes 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
  Intel HD Graphics 4000 AMD Radeon HD 6550D
• GPU frequency
  0.65 GHz 0.60 GHz
• GPU (Turbo)
  1.15 GHz No turbo
• Execution units
  16 5
• Shader
  128 400
• Max. GPU Memory
  -- 1 GB
• Max. displays
  3 2
• Generation
  7 3
• DirectX Version
  11.0 11
• Technology
  22 nm 32 nm
• Release date
  Q1/2011 Q2/2011

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 / Encode Decode
• VP9
  No No
• VP8
  No No
• AV1
  No No
• AVC
  Decode / Encode Decode
• VC-1
  Decode Decode
• JPEG
  Decode Decode / Encode

Types, channel quantity of RAM supported by AMD A8-3870K and Intel Core i7-3770K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-1600 DDR3-1600
• Max. Memory
  32 GB
• ECC
  No No
• Memory channels
  2 2
• PCIe version
  3.0
• PCIe lanes
  16

• AES-NI
  Yes No

Compare the TDP requirements of TDP Intel Core i7-3770K and AMD A8-3870K to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  77 W 100 W

Architecture, interfaces, additional instructions supported by Intel Core i7-3770K and Intel Core i7-3770K, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V
• ISA extensions
  SSE4.1, SSE4.2, AVX SSE3, SSE4a
• L3-Cache
  8.00 MB 4.00 MB
• Architecture
  Ivy Bridge S Llano (K10)
• Technology
  22 nm 32 nm
• Socket
  LGA 1155 FM1
• Release date
  Q2/2012 Q4/2011