Samsung Exynos 9820 vs Qualcomm Snapdragon 678. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Family
  Samsung Exynos Qualcomm Snapdragon
• CPU group
  Samsung Exynos 9820 Qualcomm Snapdragon 675/678
• Segment
  Mobile Mobile
• Generation
  3 7
• Predecessor
  -- Qualcomm Snapdragon 675

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Core architecture
  hybrid (Prime / big.LITTLE) hybrid (big.LITTLE)
• Frequency
  1.90 GHz 1.70 GHz
• Turbo (1 Core)
  2.70 GHz 2.20 GHz
• Turbo (8 Cores)
  2.70 GHz 1.70 GHz
• Hyperthreading
  No No
• Overclocking
  No No

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU name
  ARM Mali-G76 MP12 Qualcomm Adreno 612
• GPU frequency
  0.70 GHz 0.85 GHz
• GPU (Turbo)
  No turbo 0.85 GHz
• Execution units
  12 0
• Shader
  192 0
• Max. GPU Memory
  4 GB --
• Max. displays
  2 0
• Generation
  Bifrost 3 6
• Technology
  7 nm 11 nm
• Release date
  Q3/2018

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

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

Overview of the types and quantities of RAM supported by Qualcomm Snapdragon 678 and Samsung Exynos 9820. The supported memory frequencies may vary depending on the motherboard configuration.

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

Analyze the TDP (Thermal Design Power) requirements of Samsung Exynos 9820 and Qualcomm Snapdragon 678 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

Information on architecture, interfaces, and additional instructions supported by Samsung Exynos 9820 and Qualcomm Snapdragon 678, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• L2-Cache
  1.50 MB --
• L3-Cache
  2.00 MB --
• Architecture
  Exynos M4/Cortex-A75/-A55 Kryo 460
• Technology
  8 nm 11 nm
• Virtualization
  None None
• Socket
  N/A N/A
• Release date
  Q1/2019 Q4/2020
• Part Number
  -- SM6150-AC