Intel Core2 Duo E8400 vs UNISOC SC9863A. Specifications, performance, tests

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

• CPU group
  Intel Core 2 Duo E7000/E8000 UNISOC 4G 28nm
• Family
  Intel Core2 Duo UNISOC 4G
• Generation
  2 0
• Predecessor
  No -
• Segment
  Desktop Mobile
• 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 GHz -
• Core architecture
  normal hybrid (big.LITTLE)
• CPU Cores
  2 8
• CPU Threads
  2 8
• Hyperthreading / SMT
  No No
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  No -
• Turbo Frequency (2 Cores)
  No turbo -
• A-Core
  - 4x Cortex-A55
• A-Core Frequency
  - 1.2 GHz
• B-Core
  - 4x Cortex-A55
• B-Core Frequency
  - 1.6 GHz

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
  - 10
• Execution units
  - 1
• GPU Frequency
  - 550 MHz
• GPU name
  - PowerVR GE8322
• GPU Turbo
  - No turbo
• Max. displays
  - 1
• Release date
  - Q1/2017
• Shader
  - 0
• Technology
  - 20 nm

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

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

Types, channel quantity of RAM supported by UNISOC SC9863A and Intel Core2 Duo E8400. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  16 GB -
• Memory channels
  2 0
• Memory type
  DDR2-1066 / DDR3-1333 LPDDR3LPDDR4LPDDR4X

• AES-NI
  No No

Compare the TDP requirements of TDP Intel Core2 Duo E8400 and UNISOC SC9863A 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)
  65 W -
• TDP (PL2)
  No -
• TDP down
  No -
• TDP up
  No -

Architecture, interfaces, additional instructions supported by Intel Core2 Duo E8400 and UNISOC SC9863A, virtual machine technologies and process technology.

• Architecture
  Wolfdale -
• Instruction set (ISA)
  x86-64 (64 bit) ARMv8-A64 (64 bit)
• ISA extensions
  MMX, SSE, SSE2, SSE3, SSE 4.1 -
• L2-Cache
  6 MB -
• L3-Cache
  No -
• Release date
  Q1/2008 Q2/2019
• Socket
  LGA 775 -
• Technology
  45 nm 28 nm
• Virtualization
  VT-x None
• Operating systems
  - Android