PetKnep wrote:

XP doesn't seem to support more than 4 GB of physical ram even with PAE. Vista and Win2k3 do.


You sure, I thought the limits broke down like this:

32bit versions - all 4gb

64bit home basic - 8gb
64bit home premium - 16gb
64bit other versions 128gb+

http://www.microsoft.com/windows/products/windowsvista/editions/64bit.mspx