Whats the max temperature for my GPU?

Hardware Hub GPU
1

I have a Stock Gainward GTX 670 card.

I just wonder what the max Temperature (in celcius) my card should stay away from.

2

I'd like to think 70-80 is your warning zone that you need to cool it down more

3

Alright, its running at 66 with BF3 on ultra (FanSpeed Slightly increased)