RHEL4 on T3400

[t35t0r]

> Otherwise, the big issue now is which Nvidia driver to use, the
> one from DELL (100.14) or the one from Nvidia (169.09).  The machines
> have the NVS295 cards in them.

Use nvidia-x11-drv from dag's repository since it uses dkms and can
compile itself against new kernel updates (except for xorg updates
which may break libGL symlinks but this only affects certain software
which you probably don't use).