My current build is i5 3450, gtx 660, 8gb ram, 1tb wd blue, 250gb samsung 850 evo, gigabyte b75m-d3h mobo, 3 120mm fans, 1 200mm fans, cooler master thunder 600w, generic keyboard and logitech g502.
I am upgrading next month and buying gigabyte xtreme 980ti, 2tb wd black, k70 rgb and 8 more gbs of ram. Should I go for Evga G2 650W or G2 750W for the build?