Quote Originally Posted by PiLsY View Post
Yeah try upping the volts and see if the freeze happens sooner. If it does its over current protection, if not its something else.

Could also try dropping the memory overclock. Memory oc goes down drastically at 80c+ gpu temp on both my cards.
You have right, when i set:

1.087 V - first test in Vantage passed so that is about 1min.
1.2V ... 3-10sec. and black screen.