Dell OptiPlex 7020 (Mid 2014) - Manual (Page 51)

Feature Specification
Mini-Tower one 164-pin connector
Small Form Factor one 64–pin connector
PCI Express x16 data width (maximum) — 16 PCI Express lanes
Mini-Tower, Small Form Factor one 164-pin connector
Mini PCI Express data width (maximum) — one PCI Express lane and one USB interface
Mini-Tower, Small Form Factor none
Serial ATA:
Mini-Tower four 7-pin connectors
Small Form Factor three 7-pin connectors
Memory:
Mini-Tower, Small Form Factor four 240-pin connectors
Internal USB:
Mini-Tower one 10-pin connector
Small Form Factor none
System Fan one 5-pin connector
Front panel control:
Mini-Tower • one 6–pin connector
• two 20–pin connector
Small Form Factor • one 6-pin connector
• one 10-pin connector
• one 12-pin connector
• one 20-pin connector
Mini-Tower — Thermal Sensor one 2-pin connector
Processor one 1150-pin connector
Processor Fan one 5-pin connector
Service mode jumper one 2-pin connector
Password clear jumper one 2-pin connector
RTC reset jumper one 2-pin connector
Internal speaker one 5-pin connector
Intruder connector one 3-pin connector
Power connector:
Mini-Tower, Small Form Factor one 8-pin. one 4-pin, one 6-pin,
connector
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