From the Red Hat site...
"Downloading the ISO Images
The ISO images are located at the following URL:
http://download.fedora.redhat.com/pu...re/3/i386/iso/ http://download.fedora.redhat.com/pu.../3/x86_64/iso/
To install from a DVD that you plan to burn, download the following ISO image files:
For x86-compatible (32-bit): FC3-i386-DVD.iso (md5sum: ca49964739f84848ca78fc03662272fb)
For x86_64 (64-bit AMD64, EM64T):
FC3-x86_64-DVD.iso (md5sum: 2786a751df919f340d967a4833b63b16)
Note: If you are using HTTP or FTP to download, some download clients cannot handle the DVD image because it is larger than 4 gigabytes. Please refer to the documentation of your download client for details.
If you plan to burn CDs, to download the CD images:
For x86-compatible (32-bit):
FC3-i386-disc1.iso (md5sum: db8c7254beeb4f6b891d1ed3f689b412)
FC3-i386-disc2.iso (md5sum: 2c11674cf429fe570445afd9d5ff564e)
FC3-i386-disc3.iso (md5sum: f88f6ab5947ca41f3cf31db04487279b)
FC3-i386-disc4.iso (md5sum: 6331c00aa3e8c088cc365eeb7ef230ea)
For x86_64 (64-bit AMD64, EM64T):
FC3-x86_64-disc1.iso (md5sum: b61b0eb7e0171837aeeff4f0054a4d79)
FC3-x86_64-disc2.iso (md5sum: 99dc12c7e8a93844a48a5675a9c07ec9)
FC3-x86_64-disc3.iso (md5sum: 399b7ffd721ebb4244a02c34cdbb1b82)
FC3-x86_64-disc4.iso (md5sum: f58b1de3b880df55dbbd37d143419226) "