This is still all new to me and I'm not fully understanding everything I see.
After going back and examining the pages I visited I found the one that
specifies AMD or i386 downloads.

http://www.ubuntu.com/getubuntu/downloadmirrors <--- See "BitTorrent" below the
blue box.

I'm not sure that this download is for but it only took 1-second so it certainly
was not the CD image.