HB52F649E1-75B 512 MB Registered SDRAM DIMM 64-Mwo.
HB52F649E1-75B - 512 MB Registered SDRAM DIMM 64-Mword 72-bit/ 133 MHz Memory Bus/ 1-Bank Module (18 pcs of 64 M 4 Components) PC133SDRAM
HB52F649E1-75B 512 MB Registered SDRAM DIMM 64-Mword × 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M × 4 Components) PC133SDRAM E0021H20 .