Qualcomm Snapdragon 665 vs UNISOC SC9863A. Specifications, performance, tests

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

• CPU group
  Qualcomm Snapdragon 662/665 UNISOC 4G 28nm
• Family
  Qualcomm Snapdragon UNISOC 4G
• Generation
  7 0
• Segment
  Mobile Mobile

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

• A-Core
  4x Kryo 260 Gold 4x Cortex-A55
• B-Core
  4x Kryo 260 Silver 4x Cortex-A55
• Base Frequency
  1.8 GHz -
• Core architecture
  hybrid (big.LITTLE) hybrid (big.LITTLE)
• CPU Cores
  8 8
• CPU Threads
  8 8
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2 GHz -
• Turbo Frequency (8 Cores)
  1.8 GHz -
• A-Core Frequency
  - 1.2 GHz
• 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
  12.1 10
• Execution units
  0 1
• Generation
  6 -
• GPU Frequency
  - 550 MHz
• GPU name
  Qualcomm Adreno 610 PowerVR GE8322
• GPU Turbo
  No turbo No turbo
• Max. displays
  0 1
• Max. GPU Memory
  4 GB -
• Release date
  Q2/2019 Q1/2017
• Shader
  128 0
• Technology
  11 nm 20 nm

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

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

Types, channel quantity of RAM supported by UNISOC SC9863A and Qualcomm Snapdragon 665. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Memory channels
  2 0
• Memory type
  LPDDR3-1866LPDDR4X-1866 LPDDR3LPDDR4LPDDR4X

• AES-NI
  No No

Compare the TDP requirements of TDP Qualcomm Snapdragon 665 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.

Architecture, interfaces, additional instructions supported by Qualcomm Snapdragon 665 and UNISOC SC9863A, virtual machine technologies and process technology.

• Architecture
  Kryo 260 -
• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• Part Number
  SM6125 -
• Release date
  Q2/2019 Q2/2019
• Technology
  11 nm 28 nm
• Virtualization
  None None
• Operating systems
  - Android