Qualcomm Snapdragon 678 vs Qualcomm Snapdragon 865. Specifications, performance, tests

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

• CPU group
  Qualcomm Snapdragon 675/678 Qualcomm Snapdragon 865/870
• Family
  Qualcomm Snapdragon Qualcomm Snapdragon
• Generation
  7 7
• Predecessor
  Qualcomm Snapdragon 675 -
• 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
  2x Kryo 460 Gold 1x Kryo 585 Prime
• B-Core
  6x Kryp 460 Silver 3x Kryo 585 Gold
• Base Frequency
  1.7 GHz 1.8 GHz
• C-Core
  - 4x Kryo 585 Silver
• Core architecture
  hybrid (big.LITTLE) hybrid (Prime / big.LITTLE)
• CPU Cores
  8 8
• CPU Threads
  8 8
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.2 GHz 2.84 GHz
• Turbo Frequency (8 Cores)
  1.7 GHz 2.42 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 12.0
• Execution units
  0 2
• Generation
  6 6
• GPU Frequency
  850 MHz 250 MHz
• GPU name
  Qualcomm Adreno 612 Qualcomm Adreno 650
• GPU Turbo
  850 MHz 590 MHz
• Max. displays
  0 1
• Release date
  - Q4/2019
• Shader
  0 512
• Technology
  11 nm 7 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 Conflicting source values: Decode | Decode / Encode
• h265 / HEVC (8 bit)
  Decode Decode / Encode
• h265 / HEVC (10 bit)
  Decode Decode / Encode
• JPEG
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode Decode / Encode
• VP9
  Decode Decode / Encode

Types, channel quantity of RAM supported by Qualcomm Snapdragon 865 and Qualcomm Snapdragon 678. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 16 GB
• Memory channels
  2 4
• Memory type
  LPDDR4X-1866 LPDDR4X-4266

• AES-NI
  No No

Compare the TDP requirements of TDP Qualcomm Snapdragon 678 and Qualcomm Snapdragon 865 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  - 10 W

Architecture, interfaces, additional instructions supported by Qualcomm Snapdragon 678 and Qualcomm Snapdragon 865, virtual machine technologies and process technology.

• Architecture
  Kryo 460 Kryo 585
• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• L2-Cache
  - 2.00 MB
• L3-Cache
  - 3.00 MB
• Part Number
  SM6150-AC SM8250
• Release date
  Q4/2020 Q4/2019
• Technology
  11 nm 7 nm
• Virtualization
  None None