Qualcomm Snapdragon 7c Gen 2 vs Qualcomm Snapdragon 8cx. Specifications, performance, tests

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

• Family
  Qualcomm Snapdragon Qualcomm Snapdragon
• CPU group
  Qualcomm Snapdragon 7c Qualcomm Snapdragon 8cx
• Segment
  Mobile Mobile
• Generation
  2 3
• Predecessor
  Qualcomm Snapdragon 7c --

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.

• CPU Cores / Threads
  8 / 8 8 / 8
• Core architecture
  hybrid (big.LITTLE) hybrid (big.LITTLE)
• A-Core
  2x Kryo 468 Gold 4x Kryo 495 Gold
• B-Core
  6x Kryo 468 Silver 4x Kryo 495 Silver
• Frequency
  2.55 GHz 1.80 GHz
• Turbo (1 Core)
  2.55 GHz 2.84 GHz
• Turbo (8 Cores)
  2.55 GHz 2.84 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
  Qualcomm Adreno 618 Qualcomm Adreno 680
• GPU frequency
  0.70 GHz 0.25 GHz
• GPU (Turbo)
  No turbo 0.59 GHz
• Execution units
  0 8
• Shader
  128 768
• Max. GPU Memory
  4 GB 4 GB
• Max. displays
  2 2
• Generation
  6 5
• Direct X
  12.1 12.0
• Technology
  14 nm 7 nm
• Release date
  Q2/2019 Q4/2018

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

Overview of the types and quantities of RAM supported by Qualcomm Snapdragon 8cx and Qualcomm Snapdragon 7c Gen 2. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  LPDDR4X-2133 LPDDR4X-2133
• Max. Memory
  16 GB
• Memory channels
  2 8
• ECC
  No No
• AES-NI
  No No

Analyze the TDP (Thermal Design Power) requirements of Qualcomm Snapdragon 7c Gen 2 and Qualcomm Snapdragon 8cx to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  7 W

Information on architecture, interfaces, and additional instructions supported by Qualcomm Snapdragon 7c Gen 2 and Qualcomm Snapdragon 8cx, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• L3-Cache
  -- 2.00 MB
• Architecture
  Kryo 468 Kryo 495
• Technology
  8 nm 7 nm
• Virtualization
  None None
• Socket
  N/A N/A
• Release date
  Q2/2021 Q4/2018
• Part Number
  SC7180P --