Have you tried installing in text mode? type: linux text
You can also try the low-res setting.
If you can avoid probing the monitor by choosing not to test X settings (if you're getting that far) do so, make selections manually.
Have you considered upgrading to a newer version than 8? It is no longer supported, and you won't have security updates available from redhat, other than those already backported.
"..the triumph of evil is for good men to do nothing."
VIDIA video driver RPMs for Fedora
:: see yum repo at livna.org