7017 6300–005 2–1
Section 2
Configuring System Hardware
How This Section Is Organized
This section contains the following information for the ClearPath HMP Enterprise Servers
NX5820 and NX5820 K products:
• Provides a summary list of hardware components, by model
• Provides an overview of each model, including the system cabinet card profile and a
list of components included with the model
NX5820 Products
Table 2–1 lists the basic hardware components associated with each NX5820 product
model. The minimum and maximum system configurations are as follows:
Single-Domain, Single-Processor (SDSP) NX5821 Models 31 to 71
• Minimum system performance – NX5821-31
Maximum system performance – NX5821-71
• One processor module (PM)
• One I/O module (CIOM) with up to four channel service bus (CS-bus) interfaces per
CIOM board.
• One CIOM board is dedicated for IOU functionality.
• One memory storage unit with 192 MB storage minimum per domain (Optional 1152
MB per domain maximum). Memory has 4 requesters.
• Single server containing its own processing modules, memory, and peripheral
subsystem, with a dual-server per domain option
Dual-Domain, Multiple-Processor (DDMP) NX5822 Models 32 to 78
• Minimum system performance – NX5822-32
Maximum system performance – NX5822-78
• Two to eight processor modules (PM) depending on model
• Two to eight I/O modules (CIOM), one to four per domain for CS-bus connectivity
with up to four channel service bus (CS-bus) interfaces per CIOM
• Two CIOMs (one per domain) dedicated for IOU functionality only
