Yep I made sure of all that, and tried it in another computer. My friend is coming over with his computer, and I'm gonna try it out in there if it doesn't work I'll RMA it.
I received my new Sapphire HD 4870 today. I installed it, and it will not post. Right now one of the red lights on the back of the card is on if you hold it where the DVI ports are facing away from you its the third light from the left. I have not flashed the bios. Im using it with Gigabyte GA...