16GB, 32GB (x72, ECC, QR) 240-Pin DDR3L 1.35V LRDI.
MT72KSZS4G72LZ-1G4 - DDR3L 1.35V SDRAM LRDIMM
MT72KSZS4G72LZ - DDR3L 1.35V SDRAM LRDIMM
MT72KSZS4G72LZ-1G1 - DDR3L 1.35V SDRAM LRDIMM