I need a core 2 duo Quad cpu, Uesd one ,and where will i get. I stay in India ,Kolkata. Actualy does it have four cores and threads cause i have a 775 socket Mobo. Does it enough for mid range games, like Crysis 2 Cod-M 2,3,4. Oh! My Gpu SIS redeon 5450.curently my specs are , core 2 duo E7500 Ram 2x2gb Kingstone, Msi G41 mobo.Thanks Debashish.