This module is compatible with all DELL Notebooks that require a DDR2 PC2-4200 SO-DIMM ~ Please confirm in your manual or call us to find out. 1GB PC2-4200 DDR2 SO-DIMM DELL Part# A0451753 A0451756 A0451758 A0451760 A0451762 BCL212864K20C-37A$99.00