what bit is my system
Look for the System Type Item. On the right hand side of the window you will see a list of items. Look for the item called System Type. The value of this item will tell you whether your computer is 32-bit or 64-bit: 1  x86-based PC: Itâs a 32-bit computer. 2  x64-based PC: Itâs a 64-bit computer.