Hi guys! I want overclock my Sapphire HD 5450 1GB DDR3. I want know what i risk if i overclock it from AMD OverDrive. My specs: Mobo: GF8100VM-M5 1.0, CPU: AMD Athlon 64 x2 5600+ 2.9Ghz, GPU is in the title, 2 GB RAM Kingston 667mhz DDR2 CL5 and another 2 GB Ram Kingmax 800mhz CL5. My power supply is ATX 450w.