1GB Module (PC2-5300, DDR2-667MHz) for Dell Latitude D820 OEM Part # equivalent: 311-5999, A0612536, A0618359, A0631773, A0631777, A0631778, A0631780, A0634776, A0643526, A0647422, A0655407, A0656180, A0743831, A1167685, A1669626, A1669628, KTD-INSP6000B/1G |