Acer Altos R520 manual Upgrading the system memory

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Upgrading the system memory

Acer Altos R520 server supports eight DDR2 fully buffered DIMM slots with four FBDIMM memory channels. Each channel can support up to 2 dual ranked DDR2 FBDIMMs. The memory channels are organized in to two branches for support of mirrored memory configuration. Up to 8 FBDIMMs or a maximum memory size of 32 GB physical memory in standard non-mirrored mode and 16 GB physical memory in a mirrored configuration are supported by the server.

On the server, a pair of channels becomes a branch where each branch consists of:

•Branch 0

•Channel A - DIMMA1 and DIMMA2

•Channel B - DIMMB1 and DIMMB2

•Branch 1

•Channel C - DIMMC1 and DIMMC2

•Channel D - DIMMD1 and DIMMD2