"Although Red Hat has not yet adopted a Linux 3.0 kernel for
RHEL, that doesn't mean it's missing support for new hardware. RHEL
6 is actually based on the 2.6.34 kernel; however, Red Hat
frequently backports features and support for the most modern new
hardware including Intel's new Xeon E5.
As to what the difference is between the Oracle Kernel and what
Red Hat already provides, Leunissen noted that Oracle didn't
backport the support.
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