Here’s a huge list of command-line commands which work with Windows Server 2003/XP/2000 including the 64-bit versions.

Red Hat will soon release Red Hat Enterprise Linux (RHEL), its enterprise Linux product on February 28, with major virtualization technology as one of the operating system’s highlights. Originally slated to be released by the end of 2006, Red Hat began giving itself some room to work with when the first RHEL 5 beta [...]

The new ATI 8.32.5 fglrx Linux Driver has been released.
Fixes in version 8.32.5 include a fix for Viewperf 7.1.1 to prevent crashing on Red Hat Enterprise Linux 3 version 2, 64-bit systems with 4GB or more of system memory no longer faces issues
The download link can be found in the Linux Downloads Section.