Apple A8 contre Apple A8X. Spécifications, performances, tests

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

• Segment
  Mobile Mobile
• Série
  Apple A series Apple A series
• Génération
  8 8
• Groupe de CPU
  Apple A8/A8X Apple A8/A8X
• Modèle précédent
  Apple A7 --
• Successor
  Apple A9 Apple A9X

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.

• Fréquence
  1.10 GHz 1.50 GHz
• Cœurs de CPU
  2 3
• Turbo (1 cœur)
  1.50 GHz Pas de turbo
• Fils de processeur
  2 3
• Hyperthreading
  Non Non
• Overclocking
  Non Non
• Architecture de base
  normal normal
• A core
  2x Typhoon 3x Typhoon

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.

• Nom du GPU
  Apple A8 Apple A8X
• GPU frequency
  0.53 GHz 0.45 GHz
• GPU (Turbo)
  Pas de turbo Pas de turbo
• Unités d'exécution
  4 8
• Shader
  128 256
• Max. GPU Memory
  4 GB 4 GB
• Max. displays
  1 1
• Génération
  5 5
• Processus technologique
  20 nm 20 nm
• Date de sortie
  Q3/2014 Q3/2014

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)
  Non Non
• h265 / HEVC (10 bit)
  Non Non
• h264
  Decode Decode
• VP9
  Non Non
• VP8
  Non Non
• AV1
  Non Non
• AVC
  Decode Decode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Overview of the types and quantities of RAM supported by Apple A8X et Apple A8. The supported memory frequencies may vary depending on the motherboard configuration.

• Type de mémoire
  LPDDR3-1600 LPDDR3-1600
• Max. Mémoire
  2 GB 4 GB
• ECC
  Non Non
• Canaux de mémoire
  1 2

• AES-NI
  Non Non

Analyze the TDP (Thermal Design Power) requirements of Apple A8 et Apple A8X to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  5 W 8 W

Information on architecture, interfaces, and additional instructions supported by Apple A8 et Apple A8X, including virtual machine technologies and fabrication processes.

• Jeu d'instructions (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  None None
• L2-Cache
  1.00 MB 2.00 MB
• L3-Cache
  4.00 MB 4.00 MB
• Architecture
  A8 A8
• Processus technologique
  20 nm 20 nm
• Socket
  N/A N/A
• Date de sortie
  Q3/2014 Q3/2014