Follow-up to my own post with additional questions.
From the information from Zotac's website I thought the IONITX uses standard DDR3 sticks. For power calculations I've looked up the D525 on ark. Intel states there DDR3 SODIMM only, or DDR2. Now I'm puzzled! If anyone with this board could clarify this point I would be thankful (tried to call Zotac on the phone but you guess it: all lines busy