Processor HiSilicon Kirin 620, specifications and benchmarks

This section provides a comprehensive overview of the processors generation and family, explaining the specific market segment it is designed for. It covers key details such as the CPUs position within its product lineup, its intended use cases (e.g., consumer, server, or workstation), and how its generation compares to previous models.

• Segment
  Mobile
• Family
  HiSilicon Kirin
• Generation
  3
• CPU group
  HiSilicon Kirin 620
• Predecessor
  --
• Successor
  --

HiSilicon Kirin 620. This section highlights key performance parameters of the processor, including the number of cores, threads, and clock speeds (base and boost frequencies). These metrics directly impact multitasking capabilities and overall system performance in both single-threaded and multi-threaded applications.

• Frequency
  1.20 GHz
• CPU Cores
  4
• Turbo (1 Core)
  1.20 GHz
• CPU Threads
  4
• Turbo (4 Cores)
  1.20 GHz
• Hyperthreading
  No
• Overclocking
  No
• Core architecture
  normal
• A core
  --
• B core
  --
• C core
  --

This section provides details on the integrated graphics capabilities of the processor. It covers the architecture, performance characteristics, and supported technologies (e.g., DirectX, OpenGL), which are essential for systems without dedicated GPUs or for mobile devices that require energy-efficient graphics processing.

• GPU name
  ARM Mali-450 MP4
• GPU frequency
  0.53 GHz
• GPU (Turbo)
  0.53 GHz
• Execution units
  4
• Shader
  64
• Max. GPU Memory
  --
• Max. displays
  1
• Generation
  Utgard
• DirectX Version
  0
• Technology
  28nm
• Release date
  2012

This section covers the built-in hardware codec support for video and image processing. The processor’s ability to handle codecs like H.264, HEVC, and VP9 directly influences its performance in tasks such as video playback, editing, and streaming. This hardware acceleration ensures smoother media handling with lower CPU utilization.

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

This section breaks down the technical characteristics of the memory supported by the processor, including the types (e.g., DDR4, DDR5), number of memory channels, and maximum supported memory speed. It also covers PCI Express support, which determines the bandwidth available for GPUs, SSDs, and other peripherals, critical for high-performance systems.

• Memory type
  LPDDR3
• Max. Memory
• ECC
  No
• Memory channels
  1
• PCIe version
• PCIe lanes

This section focuses on the hardware-based security technologies integrated into the processor. These include encryption support features such as AES-NI, Intel SGX, and AMD Secure Memory Encryption, which provide robust protection for sensitive data and help mitigate cybersecurity risks.

• AES-NI
  No

• TDP (PL1)
• TDP up
  --
• TDP (PL2)
  --
• TDP down
  --
• Tjunction max.
  --

This section explains the underlying technologies that enable the processor to deliver high performance. It includes details about the manufacturing process (e.g., 7nm, 10nm), supported instruction sets (e.g., AVX, SSE), and virtual machine extensions that enhance compatibility and efficiency across various workloads.

• Instruction set (ISA)
  ARMv8-A64 (64 bit)
• Virtualization
  None
• ISA extensions
• L2-Cache
  --
• L3-Cache
  --
• Architecture
  Cortex-A53
• Technology
  28 nm
• Socket
  N/A
• Release date
  Q1/2015
• Part Number
  --

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