Longhorn 64-bit Preview at PCWorld

“Microsoft has yet to announce minimum Longhorn system requirements, but for PC buyers seeking insurance that a new system will run Longhorn, the company advises getting 512MB of RAM and a "modern" CPU--more than Windows XP needs. As with most of the recent Windows updates, the easiest way to get Longhorn will be on a new PC, and by late 2006 most PCs will be 64-bit. Reflecting that trend, all editions of Longhorn will include both 32-bit and 64-bit versions. (Microsoft officials say that they are still mulling over whether features included in the Tablet PC and Media Center editions of XP will continue to require special editions of Windows.)”. Read the full article here.