The Hitachi Data Systems feature code for this feature is DKC-F610i-S4G.P, which is made up of four sticks of 1GB memory, as shown by the part number below.

1GB Memory DIMM for USP-V Shared Memory Adapter 5529260-A

The HP Feature code for this shared memory is AE153A.

Shared memory facilitates communications between two separate controllers within one Storage Area Network.

Note: the price below is for four sticks of memory, part #5529260-A, which comprise the DKC-F610i-S4G.P Shared memory feature.