http://wiki.centos.org/About/Product Firefox 3.x.x / Firefox 10/ Firefox17 Firefox 3.x.x / Firefox 10 / Firefox 17 Firefox 3.6.x / Firefox10 /Firefox17 Firefox 3.6.x / Firefox 10 / Firefox 17 ? 19 Recommended in text mode, graphical modes required 1GB ? 19 Recommended for text mode; graphical modes require 1GB