I have a GIGABYTE GV-N770OC-4GD (http://www.newegg.com/Product/Product.aspx?Item=N82E16814125462). In the latest vesion of MSI Afterburner, the power target would go up to 102%.
The TDP of the card is 230W. But the cooler is rated for 450W, and the power supply 300W (PCI + 6 pin connecter + 8...