according to everest ultimate it shows my ram clock timings are
6-6-6-18 @400 mhz
4-4-4-12 @266 mhz
i dont know where to check the voltage but wat i found was
module voltage sstl 1.8
if that helps
P.S. also if you could tell me what else information u want to know to resolve
this problem and how do i find the answer to your questions!