Lenovo 46W0833 Dimm Memory, Component PC/server, Internal memory 32GB, Memory layout (modules x size) 1 x 32 GB, DDR4, Memory clock speed 2400 MHz, CAS latency 17, ECC. LENOVO 46W0833 32gb (1x32gb) 2400mhz Pc4-19200 Cl17 Ecc Registered Dual Rank 1.2v Ddr4 Sdram 288-pin Dimm Memory For Server.