Differences between i386, i586, and i686 concepts

Source: Internet
Author: User
Differences between i386, i586, and i686-Linux general technology-Linux technology and application information. For more information, see the following. These data may be considered based on the RPM package name, otherwise some text will be lost.

I386-almost all X86 platforms, whether it is the old pentum or the new pentum-IV and the K7 system CPU, can work normally, I refers to Intel compatible CPU, as for 386, It is the CPU level.

I586-is a 586-level computer, including the first generation of pentum mmx cpu, AMD K5, and K6 system CPU (socket7 pin.

I686-pentum 2 after the Intel system CPU and K7 after the CPU level belongs to this 686 level.

Noarch-indicates that it has nothing to do with the hardware architecture. Whether it is x86, PowerPC, or iSCSI or Alpha systems.

The above is often included in the RPM package name. After understanding the above concepts, it is easy to understand the meaning of the following names.

For example:
Rp-pppoe-2.6-5.i386.RPM

In addition, i386 is called because Intel's 80386 CPU is called i386.
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