Closed 550w for 660 enough? Tags: Power Supplies Components Product Last response: November 18, 2012 9:55 PM in Components Share Bahhoo November 18, 2012 6:01:36 PM hi!, Ive been looking to upgrade my gpu and I am not entirely sure my XFX 550w will be enough to power EVGA 660 overclocked one. or even MSI 660ti PE Cpu: AMD 1090t (not overclocked yet) Hdd: 7200 rpm sata 3 or 4 case fans, keyboard mouse, dvd drive, ssd Also i guess ill ask this in same thread but is it a worthy upgrade over single 6870? and would it bottleneck the 1090t or would i have to overclock it, and can i with same psu? More about : 550w 660 Best solution bigcyco1 a c 122 ) Power supply November 18, 2012 6:08:06 PM Share Yes the xfx 550 is enough and here three videos watch them and compare GTX 660 Ti vs. Radeon 6870 http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=w... http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=w... http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=w... Brett928S2 a b ) Power supply November 18, 2012 8:38:06 PM Hi Yes easily... All the best Brett Related resources 550w enough ? - Forum Cooler master GX 550w enough for 560ti? - Forum Cooler Master 550W Real Power is enough for GTX 460 1GB? - Forum Is a Coolmaster 550w Realpower enough 4 a GTX285? - Forum MSI GTX 660 Twin Frozr III OC, cooling enough ? and 400W pwr spply? - Forum Can't find your answer ? Ask ! Get the answer InvalidError a b ) Power supply November 18, 2012 8:47:04 PM Few high-end single-CPU single-GPU setups use more than 350W even with overclocking. A high-quality 450W PSU would cover just about any modern non-SLI/CFX mainstream configuration. Bahhoo November 18, 2012 8:58:18 PM Best answer selected by Bahhoo. Bahhoo November 18, 2012 8:58:49 PM Sounds good, thanks bigcyco1 a c 122 ) Power supply November 18, 2012 9:01:39 PM Your welcome! Can't find your answer ? Ask ! Publish Related resources 550W for overclocking? Forum 550W Powersupply. Do you combine current on each +12V rail Forum Corsair GS600 OR XFX Core Edition PRO 550W Forum CM Silent M 600W or Silent Gold 600W or OCZ Z 550W or Forum Asus Gtx with xfx psu 550w Forum Which PSU minimum for Gtx 660 Forum 660 vs 7870 vs 7770 XFire Forum Thoughts on this first build? (3570k, GTX 660 ) Forum GTX 660 brand differences? Forum Upgrading PSU for GTX 660 ! Forum Is 550W enough ? Forum 212 evo fan replacement Forum Does my computer have enough power supply? Forum NEED HELP! 660 Not being detected, switching to 4000 Forum PSU enough? Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !