RAM DIMM

•          Dual In Line Memory Module

•          All DIMMs are 64 bit

•          168-pin used for DRAM and SDRAM

•          184-pin used for DDR RAM

•          Send/receive 64 bits of data

•          Capacity of 8Mb to 1Gb per module

•          ECC

•          A DIMM can be single or double sided

      

            RAM SODIMM

•          Small Outline Dual In Line Memory Module

•          144 pin

•          Used in laptops

•          Physically smaller than standard DIMMs

            RAM RIMM

•          Rambus inline memory module (aka RDRAM)

•          Used only in Pentium 4 systems

•          Uses heat spreader

•          184-pin RIMM for desktops

•          160-pin SORIMM for laptops

•          RIMMs must be installed in pairs

•          Continuity RIMMs (CRIMMs) installed in unused slots