which computer/model and which graphic card it got ?
This laptop got a faulty nVidia graphics card
faulty means faulty in design
check if your product identification number is from the following then confirmed it is a faulty one
ES745AV; ES 746AV; ES817A; ES826AV; ES892AV;
EZ643UA; EZ644UA; EZ645UA; EZ648UA; EZ649UA;
EZ672UA; EZ674UA; EZ675UA; EZ676UA; EZ677UA;
EZ678UA; EZ679UA; EZ680UA; EZ681UA; GD275AV;
RD140AV; RD153AV; RK416AV; RK434AV
search google for nVidia lawsuit
if you get the card replaced it will fail again sooner or later specially if you do any graphic intensive work on watch HD movies on it it, brand new cards will also fail within a few months.
just take out the hard disk/ram sell the lcd and other parts on ebay, buy another computer and move on with life..