What wattage do i need? Tags: New Build Hard Drives New Build Systems Last response: January 29, 2013 5:18 PM in Systems Share aflumbahgee January 29, 2013 3:46:23 PM hello my new build is going to have a i3 3220, 2gb 7850, 1tb 5400rpm hdd, 8gb ram. what wattage would be sufficient? i was thinking about the antec vp450, would that be ok? or is there any better psus. thanks Max More about : wattage aflumbahgee January 29, 2013 3:47:43 PM also i am in the uk btw g-unit1111 January 29, 2013 3:54:37 PM For a 7850 you're looking at about 500W minimum, 650W if you plan to Crossfire. But make sure you get a quality power supply like this: http://www.scan.co.uk/products/550w-xfx-pro-series-core... Or this: http://www.scan.co.uk/products/520w-seasonic-bronze-s12... Related resources 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 Power Supply; What wattage do I really need? - Forum Can't find your answer ? Ask ! Get the answer iceclock January 29, 2013 4:09:02 PM +1 to g-units recommandation those are fine choices. aflumbahgee January 29, 2013 5:06:03 PM those look good thanks, do u know of any good 650w psu's if i crossfire in the future? g-unit1111 January 29, 2013 5:07:40 PM aflumbahgee said:those look good thanks, do u know of any good 650w psu's if i crossfire in the future? Probably something like this: http://www.scan.co.uk/products/650w-corsair-enthusiast-... Or this: http://www.scan.co.uk/products/650w-xfx-pro-series-core... iceclock January 29, 2013 5:18:28 PM yar 650 quality watts should be fine Can't find your answer ? Ask ! Publish Related resources 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 wattage PSU would I need for my rig Forum Solvedwhat wattage psu do i need Forum SolvedWhat wattage PSU do i need Forum More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !