hi all. i have amd 64 and micrsoft is offering a trial version of Windows Xp 64 bit edition so ive downloaded it and all the problem is that setup cant see my HDD. i already have drivers that let winxp see my HDD bcuz its sata but those drivers only work with 32 bit edition.. so i need the same drivers but for the 64 bit edition i did a google search didint find out if any1 can help please do it ! Thanks i really want to see what is 64 bit !!! what changes can it make btw??