Dell OptiPlex 380 (Late 2009) - Manual (Page 40)

Express x1):
Mini-tower one
Desktop one (with combo riser installed)
Small form factor none one
Drives
Externally accessible:
5.25-inch drive bays Mini-tower — two
Desktop — one
Small form factor — one (slim line)
Internally accessible:
3.5-inch drive bays Mini-tower — two
Desktop — one
Small form factor — one
External Connectors
Audio:
back panel two connectors for line-out and line-in/microphone
front panel two connectors for microphone and headphone
Network adapter one RJ45 connector
Serial one 9-pin connector; 16550C compatible
Parallel one 25-pin connector
USB:
front panel two
back panel six
Video 15-pin VGA connector
28-pin DVI-I connector
NOTE: Available video connectors may vary based on the graphics
card selected.
System Board Connectors
PCI 2.3:
connectors 120-pin connector
data width (maximum) 32 bits
PCI Express x16:
connectors 164-pin connector
data width (maximum) 16 PCI-Express lanes
Serial ATA Mini-tower — three 7-pin connectors
Desktop — three 7-pin connectors
Small form factor — two 7-pin connectors
Memory two 240-pin connectors
Processor fan one 5-pin connector
System fan one 5-pin connector
Front panel control/front panel audio one 40-pin connector
Processor one LGA775 connector
Power 12V one 4-pin connector
Power one 24-pin connector
Power
Mini-Tower: Wattage Maximum heat
dissipation
Voltage
Non-EPA 255 W 1338 BTU/hr 115/230 VAC, 50/60 Hz, 6.5/3.5 A
EPA 255 W 1023 BTU/hr 100-240 VAC, 50/60 Hz, 1.8/3.6 A
Desktop:
Non-EPA 235 W 1233 BTU/hr 115/230 VAC, 50/60 Hz, 6.5/3.5 A
EPA 255 W 1023 BTU/hr 100-240 VAC, 50/60 Hz, 2.0/4.0 A
Small Form Factor:
Non-EPA 235 W 1233 BTU/hr 115/230 VAC, 50/60 Hz, 6.5/3.5 A
EPA 235 W 943 BTU/hr 100-240 VAC, 50/60 Hz, 1.8/3.5 A
Coin-cell battery 3V CR2032 lithium coin cell
NOTE: Heat dissipation is calculated by using the power supply wattage rating.
NOTE: See the safety information that shipped with your computer for important voltage–setting information.