the best graphic card for core 2 duo and windows xp, anything so i can play minecraft

[Irsyad]

im using a core 2 duo with mobile intel(r) 945gm express chipset family gpu and i can't play minecraft. i tried to check what's the best gpu on intel update utility, but somehow it won't let me. could you guys help me whats the best gpu and the download link

 

[Brunostako]

AMD Radeon R7 240. About $60 USD on newegg.