I am using Intel q6600 core 2 quad proce4ssor and it seems that I have overclocked to 3.0 GHz and the fixed the V-Core to 1.37. Now I want to know that, how high I can be able to overclock my Intel q6600 (on air) and, and also please tell me what is a superior voltage for the V-core voltage? I am waiting for your response. Your valuable suggestions will be appreciated.