Debian 7.5 amd64-i386 Network Installer CD is the latest product with dual architecture.
About Debian
Debian is a free operating system (OS) for your computer. An operating system is the set of basic programs and utilities that make your computer run.
Code Name
Wheezy
Distribution Name
Debian
Version
7.5
Architecture
amd64-i386
Number of Media
1
Size
485 MB
Media Type
CD
Software Type
Linux
http://www.debian.org/News/2014/20140426