Tx750 or tx850 for CF-7970s, OC-i5-3570k Tags: Power Supplies Corsair Build Intel i5 Power Components Last response: November 25, 2012 7:55 PM in Components Share fiveAlive19x November 25, 2012 6:24:55 PM Would a Corsair tx750 be enough to power my build, or should I upgrade to a Corsair tx850? overclocked i5-3570K @ 4.7GHz dual 7970s with slight overclock four 1tb hard drive More about : tx750 tx850 7970s 3570k prototype18 a b ) Power supply November 25, 2012 7:55:20 PM 7970 CF draws 520 on load so 750W would be enough. 520W Gpu 77W Cpu 16W Ram 15W Hdd 25W Dvd =655W add some OC and goes 700W Tx 750 can easily deliver up to 900W so u dont need to upgrade. m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !