A 32-bit operating system is a type of operating system that can process data in 32-bit chunks, or “words,” at a time. It is limited to a maximum of 4GB of RAM and is typically used for older computers and devices. Examples of 32-bit operating systems include Windows XP, Windows 7, and Windows 8.
A 64-bit operating system is a type of operating system that can process data in 64-bit chunks, or “words,” at a time. It is able to address more than 4GB of RAM and is typically used for newer computers and devices. Examples of 64-bit operating systems include Windows 10, macOS, and Linux.