HI ALL,
Me and My Friend want to buy a Graphic card.We have short listed the cards to 4.They are:-

1-Radeon hd 6770
2-Radeon hd 5670
3-Nvidia GTS 450
4-Nvidia Geforce GTX 550ti

All the above listed cards are 1 GB DDR5 .

Please help me in choosing me and my friend the best among these.
My budget is lower than my friend.So please tell me on your experience which cards should we opt so that we don't require to change them for atleast next 3 years.

Which one is better manufacturer HIS or SAPPHIRE or ZOTAC ??

I want to buy FSP SAGA II 500 W.Please tell me one trustedwebsite from where i can purchase it with the lost possible rate.
Also if you know any supply better than this one with the same price ,please mention it.

And at last:- one trusted website from where i can buy Graphic card online (as cheapest as possible)

Please reply to this Thread as soon as possible.

Thanks,
niroop