Ubuntu Server Edition is loaded with features to simplify, optimize and secure your servers. It is meant to run on any Intel or AMD x86, AMD_64, EM_64T processors as well as Sun Sparc T1 processors.
Ubuntu is a community developed operating system that is perfect for laptops, desktops and servers. Whether you use it at home, at school or at work Ubuntu contains all the applications you'll ever need, from word processing and email applications, to web server software and programming tools.
Ubuntu is and always will be free of charge. You do not pay any licensing fees. You can download, use and share Ubuntu with your friends, family, school or business for absolutely nothing.