This is my old PSU that i was planning to keep and use for my new build but im not sure if its going to be enough. If its not any suggestions for a build that is maybe SLI is appreciated.
^ That PSU is not as good as the LS version...If it were the LS, then it could have been reused...
Though it can run that setup fine but if it is very old, better change the PSU...
Here are few suggestions for the PSU -
If you want to SLI, then any of these...
Best option -
Corsair 750TX
http://www.newegg.com/Product/Prod [...] 6817139006
It's a decent PSU, but it is borderline for the system you are planning.
I'd agree with gkay09 and replace now, but keep the old one for backup or troubleshooting.