text: what is the difference between windows x64 and windows x34? can somebody explane me for an idiot pls because i really dont have any idea :) 10x! hi there is nothing called x34.. it may be x32( which the register length used by the processor) or x86 (type of architecture) .  x32 - 32 bit machine x86 - intel based 32 bit machine x64 - 64 bit machine