1. 2.1GHz Intel Core 2 Duo Mobile T8100, 3GB DDR2, 250GB, DVD?RW DL, Windows Vista Home Premium, 14.1" LCD - MPN: PSMD0U00W00K) 2. 2.1GHz Intel Core 2 Duo Mobile T8100, 3GB DDR2, 320GB, DVD?RW DL, Windows Vista Home Premium, 15.4" LCD - MPN: PSAG4U00U00G 3. 2.4GHz Intel Core 2 Duo Mobile T...