Right, i just got nvidia installed without any problem but, must have match a kernel version.
to get kernel version use:
$ uname -r
2.4.22-1.2149.nptl,
look in the site
http://atrpms.physik.fu-berlin.de/dist/fc1/nvidia-graphics/find the match of your kernel, you can download the rpm from there or, myself i click [more] it open more info. it shows you in very light green box. under
NVIDIA graphics architecture support. there's a link. go there and downloas the
NVIDIA-Linux-x86-1.0-*-pkg*.runthen install the .run
# sh NVIDIA-Linux-x86-1.0-5328-pkg1.run
my current kernel is 2.4.22-1.2149.nptl, then i went to nvidia-graphics-kmdl-2.4.22-1.2149.nptl-1.0_5328-45.rhfc1.at.i686.rpm - Kernel module for NVIDIA graphics, and click [more] then went to
http://www.nvidia.com/object/linux_display_ia32_1.0-5328 and download the .run file. and now my nvidia works