
Table 28. External connectors
Feature
Specification
Audio:
Front panel
Universal Audio Jack
Back panel
Line out connector
Network adapter
RJ45 connector
Serial
9-pin connector; 16550 C compatible
Parallel
25-pin connector (optional)
USB 2.0
• Front panel: two
• Back panel: two
USB 3.0
• Front panel: two
• Back panel: four
Video
• 19-pin HDMI connector
• Two 20-pin DisplayPort connectors (one of the
DisplayPort connectors is optional).
• 15-pin VGA connector (optional)
NOTE: Available video connectors may vary based
on the graphics card selected.
Keyboard and mouse
Back panel:
• PS2 Keyboard 6-pin connector
• PS2 Mouse 6-pin connector
Table 29. Internal connectors
Feature
Specification
PCI 2.3 data width (maximum) — 32 bits
120-pin connector
PCI Express x1 data width (maximum) — one
PCI Express lane
36-pin connector
PCI Express x16 (wired as x4) data width
(maximum) — four PCI Express lanes
164-pin connector
PCI Express x16 data width (maximum) — 16
PCI Express lanes
164-pin connector
Serial ATA
Four 7-pin connectors
Memory
Four 288-pin connectors
Internal USB
10-pin connector
System fan
4-pin connector
SSD
M.2 22x80 socket3
Front panel control
5-pin connector
50