Ok, as you said about replace...which new PSU you would recommend for new build?
What I found:
PSU Antec HCG650 Gold EC, 650W, 80 PLUS® Gold, Modular, 10 Years Warranty
PSU Antec Earthwatts EA650G Pro, 650W, 80 PLUS® Gold, 7 Years Warranty
PSU Antec Earthwatts EA750G Pro, 750W, 80 PLUS® Gold...