AMD Athlon X4 845 vs Apple A9. Specifications

Background information about the processors being compared, series, generation and market segment.

• CPU group
  AMD Athlon X4 (Carizzo) Apple A9/A9X
• Family
  AMD Athlon Apple A series
• Generation
  2 9
• Predecessor
  - Apple A8
• Segment
  Desktop / Server Mobile
• Successor
  - Apple A10 Fusion

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• A-Core
  - 2x Twister
• Base Frequency
  3.5 GHz 1.85 GHz
• Core architecture
  normal normal
• CPU Cores
  4 2
• CPU Threads
  4 2
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  3.8 GHz No turbo
• Turbo Frequency (4 Cores)
  3.8 GHz -
• Turbo Frequency (2 Cores)
  - No turbo

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• Execution units
  - 6
• Generation
  - 6
• GPU Frequency
  - 650 MHz
• GPU name
  no iGPU Apple A9
• GPU Turbo
  No turbo No turbo
• Max. displays
  - 1
• Max. GPU Memory
  - 4 GB
• Release date
  - Q3/2015
• Shader
  - 192
• Technology
  - 16 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No No
• H.264 / AVC
  No Decode
• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• JPEG
  No Decode / Encode
• VC-1
  No Decode
• VP8
  No Decode
• VP9
  No No

Types, channel quantity of RAM supported by Apple A9 and AMD Athlon X4 845. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  - 2 GB
• Memory channels
  2 1
• Memory type
  DDR3-2133 LPDDR4-3200
• PCIe lanes
  8 -
• PCIe version
  3.0 -

• AES-NI
  No No

Compare the TDP requirements of TDP AMD Athlon X4 845 and Apple A9 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  65 W 5 W

Architecture, interfaces, additional instructions supported by AMD Athlon X4 845 and Apple A9, virtual machine technologies and process technology.

• Architecture
  Carizzo A9
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE3 -
• L2-Cache
  - 3 MB
• L3-Cache
  2 MB 4 MB
• Release date
  Q1/2016 Q3/2015
• Socket
  FM2+ -
• Technology
  28 nm 16 nm
• Virtualization
  None None