External Connectors

Mini-Tower, Desktop, Small Form

Front Panel: 4

Factor

 

 

Back Panel: 6

Ultra Small Form Factor

Front Panel: 2

 

Back Panel: 5

Video

15-pin VGA connector, 20-pin DisplayPort

 

connector

 

NOTE: Available video connectors may

 

vary based on the graphics card

 

selected.

System Board Connectors

 

 

 

PCI 2.3 data width (maximum) — 32 bits

 

Mini-Tower, Desktop

one 120-pin connector

Small Form Factor, Ultra

none

Small Form Factor

 

PCI Express x1 data width (maximum) —

 

one PCI Express lane

 

Mini-Tower, Desktop

one 36-pin connector

Small Form Factor, Ultra

none

Small Form Factor

 

PCI Express x16 (wired as x4) data width (maximum) — four PCI Express lanes

Mini-Tower, Desktop,

one 164-pin connector

Small Form Factor

 

Ultra Small Form Factor

none

PCI Express x16 data width (maximum) —

 

16 PCI Express lanes

 

Mini-Tower, Desktop,

one 164-pin connector

Small Form Factor

 

Ultra Small Form Factor

none

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Image 97
Dell 990 Factor Back Panel Ultra Small Form Factor Front Panel Video, Connector, Vary based on the graphics card, Selected