Qualcomm Snapdragon 8cx vs Qualcomm Snapdragon 7c

Let's find out which one of Qualcomm Snapdragon 7c and Qualcomm Snapdragon 8cx is of a more recent generation, and what segment it belongs to.

• Name
  Qualcomm Snapdragon 7c Qualcomm Snapdragon 8cx
• Family
  Qualcomm Snapdragon Qualcomm Snapdragon
• CPU group
  Qualcomm Snapdragon 7c Qualcomm Snapdragon 8cx
• Segment
  Mobile Mobile
• Generation
  2 2
• Successor
  Qualcomm Snapdragon 7c Gen 2 --

In this block we are going to compare Qualcomm Snapdragon 7c vs Qualcomm Snapdragon 8cx by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

• 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
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• A-Core Frequency
  2.40 GHz 2.84 GHz
• B-Core Frequency
  2.40 GHz 1.80 GHz

Common specifications for integrated graphics cards in Qualcomm Snapdragon 7c and Qualcomm Snapdragon 8cx along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• 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

Let's compare the support of video codecs between Qualcomm Snapdragon 7c and Qualcomm Snapdragon 8cx. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• 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

To choose the best model between Qualcomm Snapdragon 7c and Qualcomm Snapdragon 8cx you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

• Memory type
  LPDDR4X-2133 LPDDR4X-2133
• Max. Memory
  16 GB
• Memory channels
  2 (Dual Channel) 8 (Octa Channel)
• ECC
  No No
• AES-NI
  No No

Let's find out what TDP value would be better for Qualcomm Snapdragon 7c or Qualcomm Snapdragon 8cx? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

• TDP (PL1 / PBP)
  7 W

Here you can find a comparison of 2nd and 3rd level cache sizes for Qualcomm Snapdragon 7c and Qualcomm Snapdragon 8cx CPUs along with a list of ISA extensions.

• Technology
  8 nm 7 nm
• Chip design
  Chiplet Chiplet
• Socket
  N/A N/A
• L3-Cache
  -- 2.00 MB
• Architecture
  Kryo 468 Kryo 495
• Operating systems
  Android Android, Windows 10 (ARM)
• Virtualization
  None None
• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• Release date
  2020 Q4/2018
• Part Number
  SC7180 --