Thanks for all ur support guys
I had enough with that mobo..
I have change to G41M_Combo.All same specs.
I can reach 3.50G (333 x 10.5) at 1.55Vcore.5-5-5-15 2.1VDimm.Max temp at 72C.Pass all 25tests with IBT at max stress.Prime95 pass for 10hours without any error.:D
But...still using Intel stock cooler..:ouch: