Dell OptiPlex Gxi - Manual (Page 100)

A-2 Dell OptiPlex GXi Low-Profile Systems Reference and Installation Guide
Expansion Bus
Bus types. . . . . . . . . . . . . . . . . . . . . . . . . . . . PCI (version 2.1) and ISA
Bus speed . . . . . . . . . . . . . . . . . . . . . . . . . . . PCI: 33 MHz
ISA: 8.25 MHz
PCI expansion-card connectors . . . . . . . . . . two (one PCI connector shares a card-slot
opening with an ISA connector)
ISA expansion-card connectors. . . . . . . . . . . two (one ISA connector 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 Clocks
System clock . . . . . . . . . . . . . . . . . . . . . . . . . 66 MHz (matches external processor speed)
Diskette/communications ports. . . . . . . . . . . 24 MHz from the system clock
Memory
Architecture . . . . . . . . . . . . . . . . . . . . . . . . . 64-bit (non-ECC) or 72-bit (ECC), non-
interleaved
DIMM sockets . . . . . . . . . . . . . . . . . . . . . . . four, gold contacts
DIMM capacities . . . . . . . . . . . . . . . . . . . . . 8-, 16-, 32-, 64-, and 128-MB EDO; ECC
support provided with parity/ECC DIMMs
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.