pls suggest how much watt smps should i get?

albatroshigh

Reputable
Jun 11, 2014
2
0
4,510
Need to upgrade my pc...occational high end gaming.
Asrock B85 Pro4
i7-4770k
4 gb ram
Zotac nvidia 630 2ddr 3,
+
Cd rom & 500gb HDD from my previous pc.


How much watt smps should i get to run pc. And does single/multiple rail would make any difference. Also if u could suggest if graphics card is decent enough for gaming or not..or suggest a good one(<Rs6000)