Ddr3 Dimm Guidelines - Oracle Sun Blade X6275 Service Manual

3.1.2

DDR3 DIMM Guidelines

Use the DDR3 DIMM guidelines,
memory configuration of your server module.
FIGURE 3-2
FIGURE 3-2
Front
The DDR3 DIMM population rules for the Sun Blade X6275 Server Module are as
follows:
Required: One must populate dual-rank (DR) or single-rank (SR) DDR3 DIMMs in
■
sets of three for each installed processor, one per memory channel.
12 DDR3 DIMMs per server module or 24 DDR3 DIMMs (2 DDR3 DIMMs per
memory channel) per server module configurations are supported.
Note – Only 3 DIMMs and 6 DIMMs per installed processor are supported.
Do not populate any DDR3 DIMM socket next to an empty processor socket.
■
Each processor contains a separate memory controller.
Each installed processor can support a maximum of six dual-rank (DR) or
■
single-rank (SR) DDR3 DIMMs.
Populate DDR3 DIMMs by location according to the following rules:
■
shows the DIMM population method.
DIMM Population
, and
FIGURE 3-2 FIGURE 3-3
Chapter 3 Servicing Server Module Components
to help you plan the
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