Dell OptiPlex 9020 (Mid 2013) - Manual (Page 56)

Feature Specification
Video
• 15-pin VGA connector
• two 20-pin DisplayPort connectors
NOTE: Available video connectors may vary based on the
graphics card selected.
Table 25. Internal Connectors
Feature Specification
PCI 2.3 data width (maximum) — 32 bits
Mini-Tower one 120-pin connector
Small Form Factor, Ultra Small Form Factor none
PCI Express x1 data width (maximum) — one PCI Express lane
Mini-Tower one 36-pin connector
Small Form Factor, Ultra Small Form Factor none
PCI Express x16 (wired as x4) data width (maximum) — four PCI Express lanes
Mini-Tower one 164-pin connector
Small Form Factor one 64–pin connector
Ultra Small Form Factor none
PCI Express x16 data width (maximum) — 16 PCI Express lanes
Mini-Tower, Small Form Factor one 164-pin connector
Ultra Small Form Factor none
Mini PCI Express data width (maximum) — one PCI Express lane and one USB interface
Mini-Tower, Small Form Factor none
Ultra Small Form Factor one 52-pin connector
Serial ATA:
Mini-Tower four 7-pin connectors
Small Form Factor three 7-pin connectors
Ultra Small Form Factor two 7-pin connectors
Memory:
Mini-Tower, Small Form Factor four 240-pin connectors
Ultra Small Form Factor two 240-pin connectors
Internal USB:
Mini-Tower one 10-pin connector
Small Form Factor, Ultra Small Form Factor none
56