[edited] RHEL 7.3 GA https://access.redhat.com/articles/3078 & download page

Thanks to Christian Labish who mentioned in Red Hat Discussion https://access.redhat.com/discussions/2484981 RHEL 7.3 is now globally available (GA), it is no longer a beta. The download page for RHEL 7.3 is at this link.

The Red Hat announcement.