({{, (RefLink[$SystemWordLength, paclet:ref/$SystemWordLength]) 
gives the effective number of bits in raw machine words on the computer system where the Wolfram System is running.}})

OpenersNotesSection(Spacer1)Details

(RefLink[$SystemWordLength, paclet:ref/$SystemWordLength]) effectively gives the number of bits in memory addresses, or, more specifically, the length of a memory reference pointer.

On current computer systems, (RefLink[$SystemWordLength, paclet:ref/$SystemWordLength]) is 32 or 64.

OpenersPrimaryExamplesSection(Spacer1)Examples  (1)

OpenersExampleSection0(Spacer1)Basic Examples  (1)

Show the bit length of raw machine words:

$SystemWordLength

({{DocumentationFooterIconsRelatedFunction.png, ({{See Also}, {(RefLink[$System, paclet:ref/$System])  ▪  (RefLink[$MachineType, paclet:ref/$MachineType])}})}})

({{DocumentationFooterIconsRelatedGuide.png, ({{Related Guides}, {▪(RefLinkPlain[System Information, paclet:guide/SystemInformation])}})}})