"AMD announced that major x86 operating system vendors are
preparing modifications to their OSes in advance of the release of
its quad-core Opteron processor, Barcelona, due to ship to OEMs
this month and to customers in September.
"Microsoft, Novell, Red Hat, Sun and VMware have optimized their
operating systems, supporting tools and middleware to take full
advantage of the improvements in performance and power management
in the new Opterons.
"The operating systems supporting Barcelona are: Microsoft
Windows Server 2003 and 2008 when it ships, Novell SUSE Linux
Enterprise Server (SLES), Red Hat Enterprise Linux (RHEL), Sun
Solaris 10, and VMware ESX. They will have add-ons for the OS to
utilize Barcelona technologies by the end of the year..."