Technical Reference Guide
                                                       Compaq Deskpro 4000 and 6000 Personal Computers
                                                                                      featuring the Pentium II Processor
First Edition – October 1997
2-3
 
2.2.2  SERIES DIFFERENCES
The differences between the Pentium II-based Compaq Deskpro 4000 and the Pentium II-based
Compaq 6000 Series Personal Computers are listed below:
Deskpro 4000 Deskpro 6000
Hard drive interface:         EIDE         SCSI
Graphics Solution: Matrox 1064-SG Matrox Millennium-II
NOTE: 
The differences listed above do not apply to systems based on system board PCA
no. 006650-101.
2.2.3  EXPANSION OPTIONS
Options for expanding the memory of Compaq Deskpro 4000/6000 Series Personal Computers
include:
♦  Memory: 8-MB SDRAM DIMM
16-MB SDRAM DIMM
32-MB SDRAM DIMM
64 MB SDRAM DIMM
128 MB SDRAM DIMM
♦  Graphics: 2-MB SGRAM Module (for Matrox Mystique Graphics Card)
 4-/12-MB WRAM Upgrade Modules (for Matrox Millennium II
   Graphics Card)
Compaq Deskpro Computers are easily upgraded and enhanced with peripheral devices designed
to meet PCI and ISA standards. The Compaq Deskpro Personal Computers are compatible with
peripherals design for Plug ’n Play operation.