I have my X1950XT running at 2D speeds (500/1200, 1.2V) right now, and it maxes out at about 85C. It's the 256MB Sapphire with stock cooler. At stock 3D speeds (625/1800, 1.425V), I hit up to 105C, and it usually crashes around then. My ambient case temp is only 35C, and my CPU (single core...