Hi I am thinking of buying a Samsung R780 or Toshiba TP 500, the R780 comes with a "Nvidia GF GT530 1 GB" and the Toshiba a "NVIDIA GeFORCE FT 330M" does anyone have an idea about which might be a better buy they are both priced the same and the Toshiba has an I7 720qm the Samsung a I5 520 any help greatly appreciated as they both look good!!