Acer aspire 5310 :the add said 1gig ram when i went to pick it up in pta he said it has 2x 512 rams witch is 1gig! when i took it to a comp store the same day ,cause i dont know much ,they opened it in front of me and there was only a512 ram!!! so he lied in the add and to my face !! and i paid straight hard cash !! the seller has not contacted me and still cant get a hold of him