Qualcomm Snapdragon 778G Plus vs Qualcomm Snapdragon 855 Plus. Specifications, performance, tests

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

• Family
  Qualcomm Snapdragon Qualcomm Snapdragon
• CPU group
  Qualcomm Snapdragon 778 Qualcomm Snapdragon 855/860
• Segment
  Mobile Mobile
• Generation
  4 6
• Successor
  -- Qualcomm Snapdragon 860

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.

• CPU Cores / Threads
  8 / 8 8 / 8
• Core architecture
  hybrid (Prime / big.LITTLE) hybrid (Prime / big.LITTLE)
• A-Core
  1x Kryo 670 Prime 1x Kryo 485 Prime
• B-Core
  3x Kryo 670 Gold 3x Kryo 485 Gold
• C-Core
  4x Kryo 670 Silver 4x Kryo 485 Silver
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• A-Core Frequency
  2.50 GHz 2.96 GHz
• B-Core Frequency
  2.20 GHz 2.42 GHz
• C-Core Frequency
  1.90 GHz 1.80 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.

• GPU name
  Qualcomm Adreno 642L Qualcomm Adreno 640
• GPU frequency
  0.25 GHz
• GPU (Turbo)
  No turbo 0.68 GHz
• Execution units
  4 4
• Shader
  384 384
• Max. GPU Memory
  4 GB 4 GB
• Max. displays
  1 1
• Generation
  5 5
• Direct X
  12.0 12.0
• Technology
  6 nm 7 nm
• Release date
  Q2/2021 Q1/2019

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

• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• h264
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode Decode / Encode
• AV1
  No No
• AVC
  Decode No
• VC-1
  Decode No
• JPEG
  Decode / Encode No

Types, channel quantity of RAM supported by Qualcomm Snapdragon 855 Plus and Qualcomm Snapdragon 778G Plus. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  LPDDR5-3200 LPDDR4X-4266
• Max. Memory
  16 GB 16 GB
• Memory channels
  2 4
• ECC
  No No
• AES-NI
  No No

Compare the TDP requirements of TDP Qualcomm Snapdragon 778G Plus and Qualcomm Snapdragon 855 Plus to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

Architecture, interfaces, additional instructions supported by Qualcomm Snapdragon 778G Plus and Qualcomm Snapdragon 778G Plus, virtual machine technologies and process technology.

• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• L2-Cache
  -- 2.00 MB
• L3-Cache
  2.00 MB 3.00 MB
• Architecture
  Kryo 670 Kryo 485
• Technology
  6 nm 7 nm
• Virtualization
  None None
• Socket
  N/A N/A
• Release date
  Q4/2021 Q4/2018
• Part Number
  SM7325-AE SM8150-AC
• Operating systems
  Android Android