HiSilicon Kirin 955
HiSilicon Kirin 620
Select video card 1
Select video card 2

HiSilicon Kirin 955 vs HiSilicon Kirin 620. Specifications, performance, tests

Overall score
star star star star star
Released
Q2/2016
HiSilicon Kirin 955
HiSilicon Kirin 955
Released
Q1/2015
Overall score
star star star star star
HiSilicon Kirin 620
HiSilicon Kirin 620

Compare HiSilicon Kirin 955 VS HiSilicon Kirin 620. Which processor delivers superior performance?

In this detailed comparison, we evaluate the specifications and benchmarks of both processors to determine the best choice for your needs. We analyze their core counts, maximum frequencies, and power consumption.

HiSilicon Kirin 955 boasts a maximum frequency of 1.80 GHz GHz. 8 cores that enhance multitasking capabilities.Released in Q2/2016, it incorporates the latest technology for optimal efficiency.

HiSilicon Kirin 620 features a maximum frequency of 1.20 GHz GHz. 4 cores designed for high-performance tasks.Launched in Q1/2015, it is built to handle demanding applications.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    1809 left arrow score
  • Higher clock speed

    Around 33% better clock speed

    1.80 GHz left arrow 1.20 GHz
  • More number of cores

    4 times more cores

    8 left arrow 4
  • Higher turbo clock speed

    Around 52% better overclocked clock speed

    2.50 GHz left arrow 1.20 GHz

Positions in all rankings

Common positions HiSilicon Kirin 955 CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    1326 place
  • Geekbench 5, 64bit (Multi-Core)
    1318 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    1501 place
  • Place in the overall ranking

    (based on several benchmarks)

    1838 left arrow score

Positions in all rankings

Common positions HiSilicon Kirin 620 CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    1490 place
  • Geekbench 5, 64bit (Multi-Core)
    1493 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    1740 place

Specifications

Technical data
HiSilicon Kirin 955 HiSilicon Kirin 955
HiSilicon Kirin 620 HiSilicon Kirin 620
CPU family and group

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

  • Segment
    Mobile left arrow Mobile
  • Family
    HiSilicon Kirin left arrow HiSilicon Kirin
  • Generation
    4 left arrow 3
  • CPU group
    HiSilicon Kirin 950 left arrow HiSilicon Kirin 620
CPU Technical specs

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.

  • Frequency
    1.80 GHz left arrow 1.20 GHz
  • CPU Cores
    8 left arrow 4
  • Turbo (1 Core)
    2.50 GHz left arrow 1.20 GHz
  • CPU Threads
    8 left arrow 4
  • Hyperthreading
    No left arrow No
  • Overclocking
    No left arrow No
  • Core architecture
    hybrid (big.LITTLE) left arrow normal
  • A core
    4x Cortex-A72 left arrow --
  • B core
    4x Cortex-A53 left arrow --
IGPU

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-T880 MP4 left arrow ARM Mali-450 MP4
  • GPU frequency
    0.90 GHz left arrow 0.53 GHz
  • GPU (Turbo)
    0.90 GHz left arrow 0.53 GHz
  • Execution units
    4 left arrow 4
  • Shader
    64 left arrow 64
  • Max. displays
    2 left arrow 1
  • Generation
    Midgard 4 left arrow Utgard
  • DirectX Version
    11 left arrow 0
  • Technology
    16 nm left arrow 28nm
  • Release date
    Q2/2016 left arrow 2012
Hardware codec support

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 left arrow No
  • h265 / HEVC (10 bit)
    Decode left arrow No
  • h264
    Decode / Encode left arrow No
  • VP9
    No left arrow No
  • VP8
    Decode / Encode left arrow No
  • AV1
    No left arrow No
  • AVC
    No left arrow No
  • VC-1
    No left arrow No
  • JPEG
    Decode / Encode left arrow No
Memory specs & PCI

Overview of the types and quantities of RAM supported by HiSilicon Kirin 620 and HiSilicon Kirin 955. The supported memory frequencies may vary depending on the motherboard configuration.

  • Memory type
    LPDDR3LPDDR4 left arrow LPDDR3
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 1
Encryption
  • AES-NI
    No left arrow No
Thermal Management

Analyze the TDP (Thermal Design Power) requirements of HiSilicon Kirin 955 and HiSilicon Kirin 620 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

Technologies and extensions

Information on architecture, interfaces, and additional instructions supported by HiSilicon Kirin 955 and HiSilicon Kirin 620, including virtual machine technologies and fabrication processes.

  • Instruction set (ISA)
    ARMv8-A64 (64 bit) left arrow ARMv8-A64 (64 bit)
  • Virtualization
    None left arrow None
  • Architecture
    Cortex-A72 / Cortex-A53 left arrow Cortex-A53
  • Technology
    16 nm left arrow 28 nm
  • Socket
    N/A left arrow N/A
  • Release date
    Q2/2016 left arrow Q1/2015

Benchmarks

Performance tests CPUs

By analyzing the results from various benchmarks, you can gain a clearer understanding of the performance differences between HiSilicon Kirin 955 and HiSilicon Kirin 620.

Compare the synthetic benchmark scores and make an informed decision on the best processor for your needs!

Geekbench 5, 64bit (Single-Core)
Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
330
HiSilicon Kirin 955
102
HiSilicon Kirin 620
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
989
HiSilicon Kirin 955
505
HiSilicon Kirin 620
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
122
HiSilicon Kirin 955
32
HiSilicon Kirin 620

Latest comparisons