This feature allows you to add 16GB of cache memory to either the HDS VSP or the HP P9500 storage subsystems. This product consists of four 4GB sticks of memory. Each stick of memory is assigned part number 5541842-A.  See also feature code DKC-F710i-C32G 32GB Cache upgrade kit for the HDS VSP and the HP P9500 Code AV448B.

VSP Cache feature c16G (4GB Cache DIMM)