First off, what is it? On 32bit platforms, to address >4G of RAM, I recall that there is some sort of 'paging' that has to be done to address it ... does EM64T get around that somehow, or is this just another name for it? ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: scrappy at hub.org Yahoo!: yscrappy ICQ: 7615664