What Wattage do I Need Tags: Power Supplies Components Product Last response: August 15, 2012 4:17 PM in Components Share gruntyrampage August 13, 2012 8:13:01 PM I am trying to find out what wattage power supply is the the minimum I need for my computer. My Specs: CPU: AMD FX-8 3.6 (not overclock but would like to) GPU: 2 Radeon HD 6950 2GB CrossFired Motherboard: Gigabyte GA-990XA-UD3 RAM: 4 x 4GB Storage: 1 SSD OCZ 120GB and 1 Hitachi 7200 3TB More about : wattage DJDeCiBeL a c 76 ) Power supply August 13, 2012 8:17:22 PM Absolute minimum would be around 650-700W, but I'd go with 750W, if you want to OC. Something like this: PC Power and Cooling Silencer Mk II 750W High Performance 80PLUS Silver SLI CrossFire ready Power Supply $99.99 ($79.99 after MIR) m 0 l ct1615 a c 165 ) Power supply August 13, 2012 8:22:24 PM to back up what DJDeCiBeL stated, 650-700w since you won't even break 500w in a stress test (gaming would be a little less) m 0 l Related resources what wattage will I need for this rig? - Forum What Wattage power supply do i need for my PC? - Forum What Wattage PSU will I need? - Forum What is my PC's wattage and what power supply do I need? - Forum What wattage of psu do i need? - Forum Can't find your answer ? Ask ! Get the answer rudi95 August 15, 2012 11:58:51 AM you can find many easy to use power supply calculators online , like this one http://extreme.outervision.com/psucalculatorlite.jsp edit* did a quick calculaion for you it says you need 560w but just to be sure i would add another 200w to that. m 0 l FinneousPJ a b ) Power supply August 15, 2012 4:17:25 PM Yeah, 750W will run any two card combination out there if you want to be safe. m 0 l Can't find your answer ? Ask ! Publish Related resources SolvedPower Supply; What wattage do I really need? Forum SolvedWhat Wattage Power Supply Do I Need? Forum SolvedWhat wattage power supply do i need and why? Forum SolvedWhat wattage power supply do i need for my build? Forum SolvedWhat wattage power supply do I need with a core i3 and gtx 750 ti? Forum Solvedwhat wattage power supply do i need? Forum SolvedWhat wattage does my system need to power it without any problems? Forum SolvedNeed info on what wattage to get for a new power supply Forum Solvedadvice on this build, and what wattage psu i will need Forum SolvedWhat wattage do i need for this build? Forum SolvedWhat Wattage Do I need for my specs? Forum SolvedWhat wattage do I need? Forum SolvedWhat PSU/how much wattage do i need? Forum SolvedWhat power supply wattage is needed for my build? Forum SolvedWhat wattage PSU would I need for my rig Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !