Apple A8X vs HiSilicon Kirin 920

Let's find out which one of HiSilicon Kirin 920 and Apple A8X is of a more recent generation, and what segment it belongs to.

• Name
  HiSilicon Kirin 920 Apple A8X
• Segment
  Mobile Mobile
• Family
  HiSilicon Kirin Apple A series
• Generation
  2 8
• CPU group
  HiSilicon Kirin 920 Apple A8/A8X
• Successor
  -- Apple A9X

In this block we are going to compare HiSilicon Kirin 920 vs Apple A8X 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.

• Frequency
  1.30 GHz 1.50 GHz
• CPU Cores
  8 3
• Turbo (1 Core)
  1.70 GHz No turbo
• CPU Threads
  8 3
• Hyperthreading
  No No
• Overclocking
  No No
• Core architecture
  hybrid (big.LITTLE) normal
• A core
  4x Cortex-A15 3x Typhoon
• B core
  4x Cortex-A7 --

Common specifications for integrated graphics cards in HiSilicon Kirin 920 and Apple A8X along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  ARM Mali-T628 MP4 Apple A8X
• GPU frequency
  0.60 GHz 0.45 GHz
• GPU (Turbo)
  0.60 GHz No turbo
• Execution units
  4 8
• Shader
  64 256
• Max. GPU Memory
  -- 4 GB
• Max. displays
  1 1
• Generation
  Midgard 2 5
• DirectX Version
  11
• Technology
  32nm 20 nm
• Release date
  Q4/2012 Q3/2014

Let's compare the support of video codecs between HiSilicon Kirin 920 and Apple A8X. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

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

To choose the best model between HiSilicon Kirin 920 and Apple A8X 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
  LPDDR3-1600 LPDDR3-1600
• Max. Memory
  4 GB
• ECC
  No No
• Memory channels
  2 2

AES-NI encryption support for CPUs HiSilicon Kirin 920 and Apple A8X.

• AES-NI
  No No

Let's find out what TDP value would be better for HiSilicon Kirin 920 or Apple A8X? 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)
  8 W

Here you can find a comparison of 2nd and 3rd level cache sizes for HiSilicon Kirin 920 and Apple A8X CPUs along with a list of ISA extensions.

• Instruction set (ISA)
  ARMv7-A32 (32 bit) x86-64 (64 bit)
• Virtualization
  None None
• L2-Cache
  -- 2.00 MB
• L3-Cache
  -- 4.00 MB
• Architecture
  Cortex-A15 / Cortex-A7 A8
• Technology
  28 nm 20 nm
• Socket
  N/A N/A
• Release date
  Q3/2014 Q3/2014

List of devices based on HiSilicon Kirin 920 and Apple A8X.

• Used in
  Unknown Apple iPad Air 2