Molex to 6 pin PCIe connectors HowTo guide

[MoRT489]

I have a Corsair HX620 and am using the two PSU PCIe slots for one 5850, I want to run a second 5850 and so will need to use two 2xmolex->PCIe connectors.

I have two connectors but need to know how to wire them up:

HX620 - the two top PCIe slots are in taken:

I am guessing i need to plug a molex into the white and yellow marked slots, then do i 2 connect like this:

or like this:

If the second one then

 

[MoRT489]

Thanks i'll give that a try