Alright, flip to the back of your spankin new card!You can check it out over here.
You will need to remove the black back heatspreader over the card's behind!
First let's take a look at the voltage measurement spots. Below you will see the spots to measure voltage of GPU1 and GPU2 and voltage of Memory..
ATI Radeon HD 3870 X2 volt modding howto
Posted on Tuesday, February 05 2008 @ 1:25 CET by Thomas De Maesschalck