Dell OptiPlex Gxi - Manual (Page 123)

Ports
Externally accessible:
Serial (DTE) (1) 9-pin connector (16550-compatible)
Parallel (1) 25-hole connector (bidirectional)
Video (1) 15-hole connector
Audio (3) miniature jacks for line-in, line-out, and microphone
PS/2-style keyboard (1) 6-pin mini-DIN
PS/2-compatible mouse (1) 6-pin mini-DIN
NIC RJ45 connector
USB 2 USB-compliant connectors
Internally accessible:
Primary EIDE (hard-disk drives only) 40-pin connector
Secondary EIDE (EIDE devices) 40-pin connector
Diskette drive 34-pin connector
CD-ROM Drive
4-pin connector
Audio
Model Crystal Semiconductor
Chip set CS4236
Jacks:
Audio line-in
(1) miniature audio jack
Audio line-out
(1) miniature audio jack (amplified source)
Microphone
(1) miniature audio jack
Video
Video type SVGA
Video chip set S3 Trio64V+ 86C765
Video memory 2 MB
Maximum resolution 1280 × 1024, 256 colors
Power
DC power supply:
Wattage 145 W (low-profile chassis);
200 W (midsize and mini tower chassis)
Voltage 90 to 135 V at 60 Hz;
180 to 265 V at 50 Hz