Along with 32bit server DVD, 64bit also available for ROSA 2012. ROSA 2012 "Enterprise Linux Server" is a server distribution based on Red Hat Enterprise Linux. RELS 2012 is based on a combination of a package base from Red Hat, the world leader in the server operating system market, modern open technologies from upstream and brand-name ROSA tools and applications. This allows to achieve binary-level compatibility with popular enterprise applications and at the same time extend the system functionality, e.g., for easier integration with existing corporate networks, visual server configuration and management, etc.
About ROSA
ROSA is a Russian company developing a variety of Linux-based solutions. Its flagship product, ROSA Desktop, is a Mandriva-based distribution featuring a highly customised KDE desktop and a number of modifications designed to enhance the user-friendliness of the working environment. The company also develops an "Enterprise Server" edition of ROSA which is based on Red Hat Enterprise Linux.