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) ct1615 a c 164 ) 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) Related resources What PSU wattage do I need for this specs? - Forum What wattage do I need for this setup? - Forum What wattage do i need ? - Forum What power supply wattage do I need ? - Forum What wattage of PSU would I need for my Spec? - 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. 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. Can't find your answer ? Ask ! Publish Related resources Need PSU Help! What wattage ?? Forum What Psu Wattage will i need ? Forum Can somone help me choose what psu wattage i need ?? Forum What wattage psu should I need ? Forum What wattage psu do i need with i7 2600k Forum What PSU wattage needed for this setup? Forum Whatt Psu should I get, what wattage ? Forum What Wattage Do I Need ? Forum What PSU Wattage do i need ? Forum Extreme.outervision.com psu calc, what wattage does it show? Forum Do I need USB3.0 on board headers? Forum Need PSU Help! What wattage?? Forum What PSU Wattage do i need? Forum What Psu Wattage will i need? Forum Can somone help me choose what psu wattage i need ?? Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !