Silicon Graphics Iris Indigo

Producer: Silicon Graphics  -  Category: Personal Computer

Silicon Graphics Iris Indigo  - photo 1 Silicon Graphics Iris Indigo  - photo 2

Photo 1: Retro-Computing Society of Rhode Island, CC BY-SA 3.0, via Wikimedia Commons (SGI-indigo-front.jpg) Photo 2: Retro-Computing Society of Rhode Island, CC BY-SA 3.0, via Wikimedia Commons (SGI-indigo-back.jpg)

Workstation, 1991, Silicon Graphics. The IRIS Indigo was SGI's first "personal" 3D workstation, a small deskside tower in a dark blue-green case announced in July 1991 with a 33 MHz MIPS R3000 processor and later the 64-bit R4000, running IRIX. With the Entry, XS and Elan graphics options it brought 3D modelling and animation to a price below US$10,000, and it was widely used in film and video production, science and CAD.

Years1991 to 1994
ProcessorMIPS R3000 at 33 MHz, later R4000 at 100 MHz
RAM8 to 96 MB (384 MB on the R4000 version)
GraphicsEntry (LG1), XS, XS24, Elan, up to 1280 x 1024 in 24-bit colour
Storageinternal SCSI hard disks, optional floppy or CD-ROM
Operating systemIRIX 4 to 6.2
Ports2 GIO slots, SCSI, Ethernet, 2 serial, parallel, audio in and out
Form factorsmall deskside tower

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