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See Also
- $System
- $MachineType
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- Compiled Types
- MachineInteger
- Related Guides
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-
See Also
- $System
- $MachineType
-
- Compiled Types
- MachineInteger
- Related Guides
-
See Also
gives the effective number of bits in raw machine words on the computer system where the Wolfram System is running.


$SystemWordLength
gives the effective number of bits in raw machine words on the computer system where the Wolfram System is running.
Details

- $SystemWordLength effectively gives the number of bits in memory addresses, or, more specifically, the length of a memory reference pointer.
- On current computer systems, $SystemWordLength is 32 or 64.
Related Guides
History
Text
Wolfram Research (2007), $SystemWordLength, Wolfram Language function, https://reference.wolfram.com/language/ref/$SystemWordLength.html.
CMS
Wolfram Language. 2007. "$SystemWordLength." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$SystemWordLength.html.
APA
Wolfram Language. (2007). $SystemWordLength. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$SystemWordLength.html
BibTeX
@misc{reference.wolfram_2025_$systemwordlength, author="Wolfram Research", title="{$SystemWordLength}", year="2007", howpublished="\url{https://reference.wolfram.com/language/ref/$SystemWordLength.html}", note=[Accessed: 08-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_$systemwordlength, organization={Wolfram Research}, title={$SystemWordLength}, year={2007}, url={https://reference.wolfram.com/language/ref/$SystemWordLength.html}, note=[Accessed: 08-August-2025]}