Just wondering if these cards would be compatible with my motherboard.

[Ouzi]

I am thinking of upgrading my graphics card, and here are my options:

-HD 7850 OC 2GB GDDR5
-ATI Radeon 6950
-NVIDIA GF GTX 660

and here is my motherboard, Asus Rampage II Gene. So which of these is compatible with it ?
I also have a 500W power supply, is that enough ?

Also would love to know which of these is a better card.

Thank you in advance

 

[ASHISH65]

Yes it is compaitable.you are good to go.get gtx 66
0 from that 3 cards

 

[ashharun]

GTX 660. I will buy it too when my budget enough

 

[Ouzi]

Yes it is compaitable.you are good to go.get gtx 66
0 from that 3 cards

Thanks a lot.