Hypertec 128MB DIMM (PC133 REG), 1 x 0.125 GB, SDR SDRAM, 133 MHz, 168-pin DIMM Hypertec 128MB DIMM (PC133 REG). Memory layout (modules x size): 1 x 0.125 GB, Internal memory type: SDR SDRAM, Memory clock speed: 133 MHz, Memory form factor: 168-pin DIMM