Pinout for CPU2 plug on Precision T5810

Is there anywhere I can find out what the pinout is for the 12-pin CPU connector on the Dell Precision T5810 systems? And if this is a standard connector, what the name of the plug is called? I need to power some 12V fans from an additional power source on the system and I was looking to see if this port would be a viable fit. (Also, I don't suppose by any chance there already exist cables so you can get a 12V SATA port out of that connection?)

I am talking about the 12-pin connector on the very right here: