[rhelv6-beta-list] The minimum hardware requirement to run Red Hat Enterprise Linux is a 32-bit, x86 CPU with PAE support.

[Bill Nottingham]

Grant Williamson (traxtopel at gmail.com) said: 
> I am kind of curious on why EL6 32 bit is PAE only. Can anyone shed
> any light on this, thanks.
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=589332

Older CPUs are not supported. For those CPUs, please use an earlier
RHEL release.

Bill