Yep... im wondering 24/7 with active cooling... consider this from Eva2000, a self titled memory addict and very thorough reviewer.

Quote Originally Posted by eva2000 View Post
i wouldn't even try 2.1v vdimm without active cooling
http://www.xtremesystems.org/forums/...&postcount=655

I have gone through 3 sets of sticks at "rated" specs and its quickly becoming apparent that unless my current mobo is killing RAM, that the voltage is too much.... Im getting a new mobo tomorrow and will run my sticks at 2.30v... if they die, I'll RMA and try 2.1v with the active cooling.