✔ 最佳答案
1.Windows XP 32-bit was better than 64-bit.
Why?
Because too many software don't support 64-bit.
and now 64-bit CPU is too expensive.
I can think you must install Windows XP 32-bit.
2.You can use some CPU programmes,
and check Your CPU is 32-bit or 64-bit.
3.Intel Centrino Duo can't install Windows XP 64-bit
4.No,but Windows XP Home Edition don't support two CPU
and Windows XP Professional only support 2 CPU.
5.Yes,all of the 32-bit can't run in the 64-bit,
but some can,
Just like the Software.
2007-04-05 13:13:01 補充:
1.(1)64-bit XP can support 4GB RAM1.(2)64-bit XP will faster then 32-bit XP a little.