2gb graphics card

so i decided to buy this card but got confused as so many vendors have gtx 650ti 2gb boost edition to offer like asus,zotac,evga,gigabyte et al. so help me choose the best card vendor which has the best cooling and oc option among them. PS: any suggestion for any alternate card to go for...

i want to buy a new laptop with atleast 2 GB graphics card n i7 3rd gen checked alot n finally stuck between these 2 laptops Sony VAIO SVE15118FN or Samsung NP350V5C-S06IN i thinking to go for samsung because of its higher configuration and less price but on the other side i think that...