Christian Nygaard wrote: > I'm planning for new Centos 4 computers using the 64bit distribution and > is wondering > if there is a difference on how much RAM memory you should use on a > 32bit versus > 64bit operating system? there is no difference in how much RAM memory you should use but if you are going to get a box with more than 1GB of RAM (I think it is 1G...) using AMD's (note Intel: EMT64 cpus don't count) cpus will give you better memory performance.