i have one of this bit like is see he is missing on +12v dc and one gnd then it has to be this that my gpu is not running
http://www.ebay.com.au/itm/GIGABYTE-2-x-Molex-to-8-Pin-Power-12CF1-1PW013-11R-Molex-to-VGA-Power-Cable-/281517349096
then i need this one
http://www.kleinspul.nl/index.php?productID=1819
if iam correct
?AFAIK any molex->PCIe 8-pin power adapter will work. I would also choose second one.