Server basics: What is the difference between aarch64 arm64 arm x86

aarch64and arm64refers to 64-bit processors based on ARM architecture, armbut refers to 32-bit processors based on ARM architecture. x86It refers to a processor based on the x86 architecture.

  1. Architecture: aarch64 , arm64, and armall belong to the ARM architecture, but x86belong to the x86 architecture.
  2. Number of bits: aarch64 And arm64are 64-bit processor architectures that can use 64-bit registers and instruction sets. armIt is a 32-bit processor architecture and uses 32-bit registers and instruction sets. x86Can be a 32-bit or 64-bit processor architecture, depending on the processor model.
  3. Application fields: ARM architecture is very common in mobile devices (such as smartphones, tablets) and embedded systems, while x86 architecture is mainly used in desktop and server fields.
  4. Software compatibility: Due to differences in architecture, software may be incompatible on different architectures. Some software and operating systems may need to be specially compiled or adapted to a specific architecture to run.
  5. Performance and power consumption: Different architectures may vary in performance and power consumption. Specific performance and power consumption characteristics depend on the processor design and implementation.

The appropriate architecture needs to be selected based on specific usage scenarios and requirements. Generally, mobile devices and embedded systems tend to use ARM architecture, while x86 architecture is more commonly used in desktop and server fields.

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Origin blog.csdn.net/a772304419/article/details/132851925