Dell OptiPlex 330 User Manual page 28

Memory (continued)
Maximum memory
BIOS address
Ports and Connectors
External connectors:
Serial
Parallel
Video
Network adapter
Optional PS/2 with secondary
serial port adapter
USB
Audio
System board connectors:
SATA
Floppy drive
Fan
PCI 2.3
PCI Express
Front Panel
28
Mini Tower Computer Views
4 GB
NOTE:
When using 4 GB of memory, the
®
Microsoft Windows
may report less memory in the system than is
physically installed in the DIMM slots.
F0000h
9-pin connector; 16550C-compatible
25-pin connector (bidirectional)
15-pin VGA connector
RJ45 connector
two 6-pin mini-DINs
two front-panel and six back panel USB
2.0–compliant connectors
two connectors for line-in/microphone and
line-out; two front-panel connectors for
headphones and microphone
four 7-pin connectors
34-pin connector
5-pin connector
two 120-pin connectors
one 164-pin (x16) connector
40-pin connector
®
Operating Systems