Dell Dimension XPS R Series User Manual

System Overview 1-19
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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
6\VWHP &ORFN
System clock . . . . . . . . . . . . . . . . 100 MHz (matches external processor
speed)
Diskette/communications
ports. . . . . . . . . . . . . . . . . . . . . . . 48 MHz from the system clock
0HPRU\
Architecture . . . . . . . . . . . . . . . . . ECC or non-ECC SDRAM modules
DIMM sockets. . . . . . . . . . . . . . . three; gold contacts
DIMM capacities . . . . . . . . . . . . . 32, 64, and 128 MB
Standard RAM . . . . . . . . . . . . . . 64 MB, non-ECC
Maximum RAM . . . . . . . . . . . . . . 384 MB
Frequency . . . . . . . . . . . . . . . . . . 100 MHz
Clock cycle. . . . . . . . . . . . . . . . . . 10 ns (supports four clocks only)
CAS latency . . . . . . . . . . . . . . . . . 3
SPD revision . . . . . . . . . . . . . . . . 1.2
Buffering . . . . . . . . . . . . . . . . . . . unbuffered
Voltage. . . . . . . . . . . . . . . . . . . . . 3.3 V
BIOS address. . . . . . . . . . . . . . . . F0000h
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Externally accessible:
Mini tower chassis. . . . . . . . . two 5.25-inch bays,
three 3.5-inch bays
Desktop chassis. . . . . . . . . . . two 5.25-inch bays,
two 3.5-inch bays
Internally accessible. . . . . . . . . . . two bays for 1-inch-high EIDE or SCSI
hard-disk drives
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Dell Dimension XPS R Series Specifications

General

Brand	Dell
Model	Dimension XPS R Series
Category	Desktop
Language	English