Users Guide

Mini Tower Computer Specifications: Dell OptiPlex 320 User's Guide
file:///N|/For_lekha/For%20Deepa/Nadia/UG/A00/en/nadia-temp-working-jul19/Nadia_UG_A00/Output/mt_spec.htm[5/22/2015 10:43:07 AM]
Stereo conversion 24-bit analog-to-digital; 24-bit digital-to-
analog
Controllers
Drives up to two SATA hard drives and up to two
SATA or IDE optical drives, one optional
floppy drive
Expansion Bus
Bus type PCI 2.3
PCI Express 1.0A
SATA 1.0A
USB 2.0
Bus speed PCI: 133 MB/s
PCI Express x16: 8 GB/s bidirectional
speed
SATA: 1.5 Gbps and 3.0 Gbps
USB: 480 Mbps
Cards: full-height cards supported
PCI:
connectors two
connector size 120 pins
connector data width
(maximum)
32 bits
PCI Express:
connectors one x16
power 25 W maximum
connector size 164 pins
connector data width (maximum) sixteen PCI Express lane
Drives
Externally accessible one 3.5-inch drive bay
two 5.25-inch drive bays
Internally accessible two bays for 1-inch-high hard drives
Connectors
External connectors:
Serial 9-pin connector; 16550C-compatible
Parallel 25-hole connector (bidirectional)
Video 15-hole VGA connector
Network adapter RJ-45 connector
USB two front-panel and four back-panel USB
2.0–compliant connectors
Audio three back-panel connectors for line-in,
line-out, and microphone; one front-panel
connector for headphones