connector data width (maximum)
32 bits
PCI Express
NOTE:
If a graphics card is installed in each of the
PCI Express x16 card slots in the dual-graphics
configuration, the PCI Express x1 card slot is not
accessible for use.
connector
one x1
connector size
36 pins
connector data width (maximum)
1 PCI Express lane
PCI Express
connector
one x8
connector size
98 pins
connector data width (maximum)
4 PCI Express lanes
PCI Express
connector
two x16
connector size
164 pins
connector data width (maximum)
16 PCI Express lanes
Drives
Available devices
Serial ATA drive, floppy drive, memory devices,
DVD drive, DVD-RW drive, CD-RW/DVD combo
drive, and media card reader
Externally accessible:
two 3.5-inch drive bays
four 5.25-inch drive bays
Internally accessible:
four 3.5-inch drive bays for hard drives
Connectors
External connectors:
IEEE 1394
front and back-panel 6-pin serial connectors
Network adapter
RJ45 connector
PS/2 (keyboard and mouse)
two 6-pin mini-DIN
Serial
9-pin connector
USB
two front-panel, six back-panel, and two internal
USB 2.0–
compliant connectors
System board connectors:
IDE drive
one 40-pin connector
Serial ATA
six 7-pin connectors
Floppy drive
34-pin connector
Fan
four 5-pin connectors
PCI
three 124-pin connectors
PCI Express x1
36-pin connector
PCI Express x8
98-pin connector
PCI Express x16
two 164-pin connectors
Controls and Lights
Power control
push button
Power light
green light
—
Blinking green in sleep state; solid
green for power-on state.
amber light
—
Blinking amber indicates a problem
with an installed device; solid amber indicates an
internal power problem.
Hard-drive access light
green
Network activity light (front panel)
solid green indicates network connection
Link integrity light (on integrated network adapter)
green light
—
A good connection exists between a
10-Mbps network and the computer.
orange light
—
A good connection exists between a
100-Mbps network and the computer.
yellow light
—
A good connection exists between a 1-