You can use any 7900GT board that has no extra hardware mounted like the EVGA SS.
You will have to solder the three components that are described, and you will have to enabe VID 1 in the BIOS for 3D, preferebly use the EVGA SS BIOS.
Go to the link in the 3rd posting in this thread and read...
Coolbits and Rivatuner are both enabling the same "Overclocking Feature" in NV Control Panel, but it cannot mean that Coolbits becomes involved when you use Rivatuner.
I believe that you have not read my posting #5 of this thread.
Coolbits is working differently from Rivatuner, simply proven...
What do you mean that Rivatuner enables Coolbits. Rivatuner has its own overclocking mechanism and does not use or need Coolbits at all.
I won't say one bad word about Coolbits, but the combination 7900 and Coolbits is bad news.
Do not use Coolbits for the 7900. I ran into problems with my board, with all the signs of a dying board, after an initial troublefree period with Coolbits.
It started with artifacting and freezes in "Deepfreeze", and then more and more programs started to misbehave.
Somebody suggested to use...
Unless you mount two dual diodes and a mosfet like this
http://www.xtremesystems.org/forums/showthread.php?t=103890
Then you will be able to control the voltage.
I support your vision that Samsung memory is not the reason for all problems. The Voltage controller for Vmem is also doing its job properly, as long as you have the Mosfet heatsinked.
EVGA and others are trying to tell us that the majority of boards is working properly, and that less of a...