See if your Windows 11, 10 ... bit edition of Windows on either an x86 or x64 based system, but a 64-bit edition can only be installed on x64 hardware. There are no 64-bit versions of Windows XP ...

When upgrading from Windows 7 or 8.1, Microsoft delivers Windows 10 with the same CPU word size (32 or 64 bit). For example, a 32-bit Windows 8.1 machine will be upgraded to a 32-bit Windows 10 ...

Windows XP (2001) - MS Version 5.1 A client version of Windows that was widely used. Adding more security and administrative capabilities, XP became available in 64-bit versions for AMD x86 and ...