From: http://blog.yesky.com/blog.Yesky.com/blog/zbyuangye/archive/2005/01/31/69958.html
Microsoft today provided the RC1 version of Windows XP Professional X64 Edition to download the user free download, it seems that we have not far from the 64-bit WinXP official version.
Microsoft prompts on this page: Windows XP Professional X64 Edition-CD will be officially launched at the end of February, if you can't wait for the CD version, you can pre-experience this download version.
Windows XP Professional x64 Edition is designed for technical workstation users specifically for senior business requirements. They need to use massive memory and floating point calculations, and the area involved includes mechanical design and analysis, digital information creation, science, and high performance computing procedures.
Note that the Minimum requirements for Windows XP Professional X64 Edition are:
* CPU:
AMD Athlon 64
AMD Opteron
Intel Xeon includes Intel EM64T
Intel Pentium 4 includes Intel EM64T
* 256MB memory
* 1.5G empty hard drive capacity
* 800 * 600 VGA or higher graphics card
* CD-ROM or DVD drive
* Keyboard, mouse
This software is a beta, please install carefully. Download: Windows XP Pro X64 RC1 @ Official