need to buy

The 1gb modules we that I am looking for are must be same part number

MT18VDDT12872AY-335

MT18VDDT12872AG-335

M381L2923BTM-CB3

M381L2923CUM-LB3

Here is a list of the 512mb PN's that i'm looking for:must be same part
number

M381L6423DTL-CB0

M381L6423CTL-CB0

MT18VDDT6472AG-265