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Onboard SCSI
Onboard SCSI is provided with an Adaptec AIC-7899W SCSI controller chip,
which supports dual channel, Ultra160 SCSI at a burst throughput rate of
160 MB/sec.
The P4DLR+ provides two SCSI ports.
controller is used for the SAF-TE compliant SCSI backpanel.
PCI Expansion Slots
The P4DLR+ has one 64-bit, 133 MHz PCI-X slot. A riser card is included
with the server. This riser card fits into the 133 MHz PCI-X slot and was
designed specially for the SC812-EO chassis to support the use of one
standard PCI card. Several jumpers on the motherboard are used to change
the speed of this slot if needed (see Chapter 5).
ATI Graphics Controller
The P4DLR+ features an integrated ATI video controller based on the Rage
XL graphics chip.
texturing. This onboard graphics package can provide a bandwidth of up to
512 MB/sec over a 32-bit graphics memory bus.
Onboard Controllers/Ports
The P4DLR+ includes one floppy drive controller and two onboard IDE con-
trollers, which support up to four hard drives or ATAPI devices. Backpanel
I/O ports include one COM port, two USB ports, PS/2 mouse and keyboard
ports, a video (monitor) port, an external SCSI port, one Intel 82550 Fast
Ethernet (NIC) controller and one Intel Gigabit Ethernet controller for two
LAN ports.
Other Features
Other onboard features are included to promote system health. These in-
clude various voltage monitors, two CPU temperature sensors, fan speed
sensors, a chassis intrusion header, auto-switching voltage regulators,
chassis and CPU overheat sensors, virus protection and BIOS rescue.
Rage XL fully supports sideband addressing and AGP
1-5
Chapter 1: Introduction
A QLogic GEM318
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