Dead after 5 days. Was running WCG @ 100%

Retail B1

frequency - 4.4ghz
motherboard - evga E760
Batch # - 3003A885
max Vcore - 1.4v
max VTT - 1.2
max loaded Vcore - 1.4
max loaded VTT - 1.2
operating temprature - 70-75C

I'm guessing the heat killed it