AMD A8-7650K vs Intel Core2 Duo E8400. Specifications, performance, tests

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

• CPU group
  AMD A8-7000 Intel Core 2 Duo E7000/E8000
• Family
  AMD A Intel Core2 Duo
• Generation
  4 2
• Predecessor
  - No
• Segment
  Mobile Desktop
• Successor
  - No

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

• Base Frequency
  3.3 GHz 3 GHz
• Core architecture
  normal normal
• CPU Cores
  4 2
• CPU Threads
  4 2
• Hyperthreading / SMT
  No No
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  3.8 GHz No
• Turbo Frequency (4 Cores)
  3.8 GHz -
• Turbo Frequency (2 Cores)
  - No turbo

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
  12 -
• Execution units
  6 -
• Generation
  6 -
• GPU Frequency
  720 MHz -
• GPU name
  AMD Radeon R7 - 384 (Kaveri) -
• GPU Turbo
  No turbo -
• Max. displays
  2 -
• Max. GPU Memory
  2 GB -
• Release date
  Q1/2015 -
• Shader
  384 -
• Technology
  28 nm -

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

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

Types, channel quantity of RAM supported by Intel Core2 Duo E8400 and AMD A8-7650K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  - 16 GB
• Memory channels
  2 2
• Memory type
  DDR3-2133 DDR2-1066 / DDR3-1333
• PCIe lanes
  16 -
• PCIe version
  3.0 -

• AES-NI
  Yes No

Compare the TDP requirements of TDP AMD A8-7650K and Intel Core2 Duo E8400 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 80 °C
• TDP (PL1, legacy label)
  95 W 65 W
• TDP (PL2)
  - No
• TDP down
  - No
• TDP up
  - No

Architecture, interfaces, additional instructions supported by AMD A8-7650K and Intel Core2 Duo E8400, virtual machine technologies and process technology.

• Architecture
  Kaveri (Steamroller) Wolfdale
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 MMX, SSE, SSE2, SSE3, SSE 4.1
• L2-Cache
  - 6 MB
• L3-Cache
  4 MB No
• Release date
  Q1/2014 Q1/2008
• Socket
  FM2+ LGA 775
• Technology
  28 nm 45 nm
• Virtualization
  AMD-V VT-x