A Hypertec Legacy Lenovo equivalent 1 GB Unbuffered Non-ECC DDR2 SDRAM - SO-DIMM 200-pin 533 MHz ( PC2-4200 ) from Hypertec
Hypertec AN IBM EQUIVALENT 1GB SODIMM (PC2-4200) (Legacy), 1 GB, DDR2
Hypertec AN IBM EQUIVALENT 1GB SODIMM (PC2-4200) (Legacy). Internal memory: 1 GB, Internal memory type: DDR2