Red Hat Training

A Red Hat training course is available for Red Hat Enterprise Linux

19. Architecture Specific Notes

Red Hat Enterprise Linux 6 is architecturally complete, and all supported architectures are now available.
Red Hat Enterprise Linux 6 will not provide support for the Intel® Itanium® architecture. All Itanium-related development will be incorporated into Red Hat Enterprise Linux 5 exclusively. Through March 2014, Red Hat Enterprise Linux 5 will provide support, deliver new features, and enable new Itanium hardware in accordance with the published Red Hat Enterprise Linux product life-cycle. In addition, extended support for Red Hat Enterprise Linux 5 for Itanium is available up to March 2017 from selected OEMs.
On the POWER architecture, Red Hat Enterprise Linux 6 requires a POWER6 or higher CPU. POWER5 processors are not supported on Red Hat Enterprise Linux 6.