This mod works for a DFI LP UT NF3 250GB ~ no problem[s] so far !
Better than 4.0V Beta Bios;
offers stable voltage and Vdimm very close to +3.3V rail voltage.
Simply on the backside of the board locate the 7th mem pin and solder a thick wire from that pin to ATX 3.3V rail;
http://img52.exs.cx/img52/849/dfilpu...dimmmod0nw.jpg
2x512MB@1.5 2 2 6 1T@10x270@3.65V;
http://img52.exs.cx/img52/5730/tempclocktimings9sy.jpg
thanks to Rio71 ! :D