Processor Power Modules
G
One redundant Processor Power Module per processor
G
One Processor board Processor Power Module to power the board
for higher availability
Two Cache Accelerators for performance enhancement
System Memory
Error Checking and Correcting (ECC) SDRAM Memory with single-bit
error correction and detection down to a single DIMM and multibit error
detection ECC
Expandable to 16-GB (16 × 1-GB DIMMs)
Supports up to eight memory banks with each bank consisting of two
DIMMs. One bank is installed or removed at a time. Each DIMM of a
given bank must be the same 9-digit Compaq part number.
Supports 100-MHz registered SDRAM 128-MB, 256-MB, 512-MB, and
1-GB DIMMs
Expansion Slots
Eleven I/O expansion slots on three PCI buses:
Primary PCI Bus (33-MHz) with one 32-bit PCI Hot Plug slot and
three 64-bit PCI Hot Plug slots
Secondary PCI Bus (33-MHz PCI) with five 64-bit PCI Hot Plug slots
Tertiary PCI Bus (66-MHz PCI) with two 64-bit PCI Hot Plug slots
IMPORTANT: If you install a Remote Insight Board/PCI, Compaq recommends placing it in
Slot 1. If no Remote Insight Board/PCI is installed, any 32-bit PCI board may be used in
Slot 1.
Introduction 1-3