i am mining with my laptop pavked up with 16gb RAM and 2x radeon hd 8450
but when i start my cgminer .
It connects but gives me speed 0 Why?? Any idea please help me.
Mate, watch out your laptop. I am afraid, that even when you get your laptop to mine, you will just destroy it after some time. Of course, you won't mine any bitcoins in the process since the days when you could have mined bitcoins with a laptop and GPU cards are long over.