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Bus types . . . . . . . . . . . . . . . . . . . . . . . . .

Bus speed . . . . . . . . . . . . . . . . . . . . . . . . .

PCI expansion-card connectors. . . . . . . . .

ISA expansion-card connectors . . . . . . . . .

ISA expansion-card connector size . . . . . .

ISA expansion-card connector data

width (maximum) . . . . . . . . . . . . . . . . . . .

PCI expansion-card connector size . . . . . .

PCI expansion-card connector data

width (maximum) . . . . . . . . . . . . . . . . . . .

PCI and ISA

PCI: 33 MHz

ISA: 8.33 MHz

five (two PCI connectors share card-slot openings with ISA connectors)

four (two ISA connectors share card-slot openings with PCI connectors)

98 pins

16bits

120pins

32 bits

0HPRU\

Architecture. . . . . . . . . . . . . . . . . . . . . . . . 64-bit (nonparity) or 72-bit (ECC), noninterleaved

DIMM sockets. . . . . . . . . . . . . . . . . . . . . . three

DIMM capacities . . . . . . . . . . . . . . . . . . . . 32-, 64-, and 128-MB SDRAM

Standard RAM. . . . . . . . . . . . . . . . . . . . . . 32 MB (GX1) or 128 MB (GX1p) minimum Maximum RAM. . . . . . . . . . . . . . . . . . . . . 384 MB

BIOS address . . . . . . . . . . . . . . . . . . . . . . F0000h

NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the

online System User’s Guide.

A-2 Dell OptiPlex GX1 and GX1p Mini Tower Managed PC Systems Reference and Installation Guide