Compaq GS160, GS80, GS320 manual Memory Configurations, Memory Module and Directory Module

3.6Memory Configurations

A memory module has eight DIMM slots. Two arrays (Array 0 and Array 1), consisting of four DIMMs, can be installed on each module. A directory DIMM is required for each array in systems having more than four processors. Directory DIMMs are installed on the directory module.

Figure 3–9 Memory Module and Directory Module

Memory Module Directory Module

DIMM 0

DIMM 1 Array 0 DIMM 2

DIMM 3

DIMM 0

DIMM 1 Array 1 DIMM 2

DIMM 3

DIMM 0 DIMM 1 DIMM 2 DIMM 3 DIMM 4 DIMM 5 DIMM 6 DIMM 7

PK-0651-99

3-14AlphaServer GS80/160/320 User’s Guide