Sun Microsystems Fire V890 Service Manual page 252

The following table summarizes the guidelines for installing DIMMs in a
CPU/Memory board. DIMMS must be installed by a qualified service technician.
Population Sequence
Install first eight
DIMMs into groups A0
and B0 (so that every
other slot is occupied).
Install next four
DIMMs into group A1.
Fill last four available
slots (group B1).
224 Sun Fire V890 Server Service Manual • October 2005
Memory Interleaving Factor
Four-way interleaving if all eight
DIMMs are identical; two-way
interleaving otherwise
Four-way interleaving between
any two groups configured
identically; two-way interleaving
in any group that does not match
the capacities used in any other
group
Eight-way interleaving if all 16
DIMMs are identical; four-way
interleaving between any two
groups configured identically;
two-way interleaving in any
group that does not match the
capacities used in any other
group