Hi everyone,I bought a asus G74sx-tz105v last october . Here the key specs :-Intel Core i7-2630QM (2 GHz / 2.9 GHz Turbo )-8Gb SO-DIMM DDR3 1333MHz (2x4Gb)-Nvidia Gtx 560m (3Gb)-Windows 7 HP Last week bought 4 new ram sticks (Corsair Value Select SO-...