The SGI Prism is a series of visualization systems developed and manufactured by SGI. Released in April 2005 , the Prism's basic system architecture is based on the Altix 3000 servers, but with the notable inclusion of graphics hardware.
Three models of the SGI Prism exist: the Power, Team and Extreme levels. The Power level supports two to eight Itanium 2 processors, up to 96 GB of memory and two to four graphics pipes. The Team level supports 8 to 16 Itanium 2 processors, up to 192 GB of memory and four to eight graphics pipes. The Extreme level supports 16 to 256 Itanium 2 processors, up to 3 TB of memory and 4 to 16 graphics pipes.
The graphics pipes used in the Prism are ATI FireGL cards based on either the R350 or R420 GPUs.