Unpacking and inventorying the equipment
Issue 3.3 February 2003 29
Determining the computer model
This book is written for several different models of the Ultra 5 computer. The differences
between the models are few. This section describes how you can tell what model you
have.

Features

Each of the different models have distinctive features that will also assist you in
determining what model you have.
●Series 1
— 270 MHz CPU
— 4.2-GB internal boot disk (4500 RPM)
— 24X CD-ROM
— 8-bit graphics
●Series 2
— 270 MHz CPU
— 4.2-GB internal boot disk (5400 RPM)
— 32X CD-ROM
— 24-bit graphics
●Series 3
— 360 MHz CPU
— 8.4-GB internal boot disk
— 32X CD-ROM
— 24-bit graphics
— 50ns RAM
— DDS4 external tape drive on newer models
— autosensing power supply on newer models
●Series 3, Model 400
— 400 MHz CPU
— 20-GB internal boot disk
— DDS4 external tape drive on all models
— autosensing power supply on all models