Dell OptiPlex Gn+, Reference And Installation Manual

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A-2 Dell OptiPlex Gn and Gn+ Low-Profile Systems Reference and Installation Guide
Expansion Bus
Bus types. . . . . . . . . . . . . . . . . . . . . . . . . . . PCI (version 2.1) and ISA
Bus speed:
PCI . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 MHz
ISA. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.33 MHz
PCI expansion-card connectors . . . . . . . . . two (one shares a card-slot opening with an
ISA connector)
ISA expansion-card connectors. . . . . . . . . . two (one shares a card-slot opening with a
PCI connector)
ISA expansion-card connector size. . . . . . . 98 pins
ISA expansion-card connector data
width (maximum) . . . . . . . . . . . . . . . . . . . . 16 bits
PCI expansion-card connector size. . . . . . . 120 pins
PCI expansion-card connector data
width (maximum) . . . . . . . . . . . . . . . . . . . . 32 bits
System Clock
System clock . . . . . . . . . . . . . . . . . . . . . . . . 66 MHz (matches external processor speed)
Diskette/communications ports. . . . . . . . . . 48 MHz from the system clock
Memory
Architecture . . . . . . . . . . . . . . . . . . . . . . . . 64-bit (nonparity) or 72-bit (parity) EDO,
interleaved
DIMM sockets . . . . . . . . . . . . . . . . . . . . . . two; gold contacts
DIMM capacities . . . . . . . . . . . . . . . . . . . . 16-, 32-, 64-, and 128-MB EDO, parity or
nonparity
Standard RAM . . . . . . . . . . . . . . . . . . . . . . 16 MB
Table A-1. Technical Specifications (continued)
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the
online System User’s Guide.