New SGI systems come pre-installed with a modern version of IRIX. Every three months, SGI releases a new IRIX 6.5.X update with which you can easily install or upgrade most SGI platforms.

If you are new to IRIX 6.5.X, the following sections may be of interest to you:

If you are new to IRIX 6.5, the following sections may also be of interest to you:

If you are new to SGI and IRIX, the following sections may also be of interest to you: