Dell OptiPlex 3010 (Mid 2012) - Manual (Page 57)

Drives
Mini-Tower two
Desktop one
Small Form Factor one
External Connectors
Audio:
Back Panel
Mini-Tower/Desktop three connectors once each for line-out, line-
in, and microphone
Small Form Factor two connectors for line-out and line-in/
microphone
Front Panel two connectors for microphone and
headphone
Network Adapter one RJ45 connector
USB 2.0
Front Panel: 2
Back Panel: 6
Video 15-pin VGA connector, 19-pin HDMI connector
NOTE: Available video connectors may
vary based on the graphics card selected.
System Board Connectors
PCI Express x1 data width (maximum) — one PCI Express
lane
Mini-Tower, Desktop three 36-pin connector
Small Form Factor one 36–pin connector
PCI Express x16 data width (maximum) — 16 PCI Express
lanes
Mini-Tower, Desktop, Small Form
Factor one 164-pin connector
Serial ATA
Mini-Tower,Desktop four 7-pin connectors
Small Form Factor two 7-pin connectors
PS2/COM connector one 24-pin connectors
Memory two 240-pin connectors
System Fan
57