Help GTX980 sli not detecting drivers

[systemerror]

Need some help please

I have just got my two EVGA 980sc. However they are not detecting drivers.
I originally tried with both cards and then with with. When installing the new drivers comes up with
nvidia installer cannot continue
This graphics driver could not find compatible graphics hardware

I have used DDU to remove all old traces of previous drivers.

Trying to use whql 340.52

Spec
Rive BE
4930k at stock
Corsair vengeance 1600mhz memory
Samsung evo 250gb
Corsair HX 850 psu

Any help would be greatly appreciated

 

[OLDPHART]

Bios update.

 

[systemerror]

Just f,ashes the latest bios

 

[systemerror]

Well managed to get it sorted phew

However in updating my bios lost all my overclocks and my wife has used my usb drive for movies which had them saved. Just prefect well will be a few hours this weekend getting a steady clock again

 

[Drangueos]

Glad you sorted, bit of off topic: I like your signature, was my old computer's wallpaper