CentOS exists to provide a free enterprise class computing platform to anyone who wishes to use it. CentOS 2, 3, and 4 are built from publically available open source SRPMS provided by a prominent North American Enterprise Linux vendor.CentOS is for people who need an enterprise class operating system stability without the cost of certification and support.
System Requirement:
486 processor
16MB RAM (32MB suggested)
100-500 megabytes of hard disk space for a minimal and around 3.5GB for full install
3.5" floppy drive