Dynabook/Toshiba MEMORY P000730140 is compatible in the following Models:

Dynabook/Toshiba PORTEGE Series

X Series X30-D - PT274A-022003E1

X Series X30-D - PT274A-0DD041

Dynabook/Toshiba TECRA Series

X Series X40-D - PT472A-01W014

X Series X40-D - PT472A-06G01D

X Series X40-D - PT472A-08301D

X Series X40-D - PT472A-08T014

X Series X40-D - PT474A-025008E1

X Series X40-D - PT474A-026008E2