Is this a good power supply? Tags: Power Supplies Cooler Master Components Last response: September 13, 2009 5:47 PM in Components Share basket687 September 13, 2009 5:06:20 PM I have Cooler master extreme power 550 W power supply (somewhat old model), it has 2 +12V rails each 16A, my questions are: -Is this a good quality power supply? -What graphics cards can I use with this power supply unit? Thank you More about : good power supply jimishtar September 13, 2009 5:47:04 PM its ~70% efficient, so its not with the best, but its better than a non-brand psu. u should be able to run a single card, maybe ati hd 4850 or nvidia 260. jimishtar September 13, 2009 5:47:55 PM btw, why dont u google this thing? u have cooler master web site, go there and see for yourself, spend the time for opening a tread to see the psu specs. lol Can't find your answer ? Ask ! Publish Related resources Solvedit's good power supply:Corsair 750W RM if my vga HD 7990 CPU: i7 4790k Forum SolvedLooking for a good power supply Forum SolvedLooking for a good power supply Forum SolvedIs this a good power supply? Forum SolvedUpgrading video card is my power supply good enough? Forum SolvedIs this a good power supply ? Forum SolvedGood power supply for gaming? Forum SolvedPOWER SUPPLY UNIT is it good Forum SolvedGood cheap power supply and case Forum SolvedHow to determine a good power supply? Which ones are best for me? Forum SolvedBestec OEM Power Supply ... Good for Core 2 Duo and Radeon HD 5450? Forum Solvedis this power supply going to work good with my system? Forum SolvedWhat is a good Power Supply? Forum SolvedIs my power supply good enough ? Forum SolvedNeed advice on a good power supply Forum SolvedWhat is a good power supply for a gaming pc? Forum SolvedGood Power Supply? Forum SolvedIS corsair cx750m a good power supply ? Forum Solvedgood power supply for intel core i5 4570 Forum SolvedA good enough power supply for my build? Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !