Gateway 9315 - Manual (Page 71)

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Memory online sparing
The chipset on the system board in the Gateway 9315 supports memory online sparing,
which can provide a way to prevent data loss in case of DIMM failure. Memory online
sparing is configured in the BIOS.
Using memory online sparing, one DIMM per channel (selectable in the BIOS setup utility)
is used as a memory spare (the spare DIMM must be equal to, or larger than, the largest
DIMM in that channel). If a DIMM begins to fail, the contents of the failing DIMM is
copied to the spare DIMM in that channel. When all of the data is copied, the primary
DIMM is automatically removed from service. Since one DIMM per channel is always
Supported DDR266 DIMM populations
Bank 3 - DIMMs 3A and 3B Bank 2 - DIMMs 2A and 2B Bank 1 - DIMMs 1A and 1B
Single row Single row Single row
Empty Single row Single row
Empty Empty Single row
Double row Double row Double row
Empty Double row Double row
Empty Empty Double row
Double row Single row Single row
Double row Double row Single row
Empty Double row Single row
Supported DDR333 DIMM populations
Bank 3 - DIMMs 3A and 3B Bank 2 - DIMMs 2A and 2B Bank 1 - DIMMs 1A and 1B
Single row Single row Single row
Empty Single row Single row
Empty Empty Single row
Empty Double row Double row
Empty Empty Double row
Double row Single row Single row
Empty Double row Single row