This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)


is a string giving the architecture of processor on which Mathematica is being run.
  • Typical values are "x86", "PowerPC", "IA-64", "UltraSPARC", "MIPS", "PA-RISC" and "AXP".
  • $ProcessorType specifies the basic instruction set used by the CPU of your computer.
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