The page says: Support for 16GB DDR3/3L memory via four (4) mini-DIMM sockets – one socket dedicated per SoC supports up to 4GB of ECC memory (supplied separat

The page says: Support for 16GB DDR3/3L memory via four (4) mini-DIMM sockets – one socket dedicated per SoC supports up to 4GB of ECC memory (supplied separately) Which really doesn't sound as if the memory is shared, to me.