Did you set 0.25 mv for both 100-800mhz and 1000-1200mhz?
0.50 for the 100-800 mhz, and 0.25 mv for 1-1.2 ghz. Btw, EVERY CPU IS DIFFERENT. not all chips will overclock the same. so you have to find out what is stable for YOUR individual chip.
This is not only for you, but for everyone else trying to find their "perfect" overclock. For example, some may be able to undervolt A LOT and still be stable, while some can be unstable without undervolting.
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