Closed Is the Cougar SX 850 watt sufficient to power an HD 6850? Tags: Cougar Power Supplies Graphics Cards Power HD Components Last response: July 28, 2011 6:13 PM in Components Share EZ Ki11 July 28, 2011 2:37:40 AM I know the power supply is 850 watts, but it has 4 12v rails, 1:22a 2:22a 3:24a and 4:24a. I was not sure how this would affect powering the graphics card. Also, how would i go about arranging where i power what from (regarding the rails) More about : cougar 850 watt sufficient power 6850 mosox a b ) Power supply a b U Graphics card July 28, 2011 8:41:49 AM A good 650W PSU can power two of those. Best solution Silvune a c 87 ) Power supply July 28, 2011 10:34:23 AM Just use one of the hardwired PCIe power cables coming out of the unit. You won't have to worry about balancing the 12V loads with this unit. Related resources Seasonic 750w or Cougar 850 w! - Forum HD 7850 w/ Cougar ST500 - Forum Cougar psu - Forum Will HD 4350 work in low- power slimline (Gateway SX 2800-01) - Forum Intel Build, please rate and help me optimize - Forum Can't find your answer ? Ask ! Get the answer EZ Ki11 July 28, 2011 12:46:39 PM Best answer selected by EZ Ki11. Mousemonkey a b ) Power supply a c 242 U Graphics card July 28, 2011 6:13:56 PM This topic has been closed by Mousemonkey Can't find your answer ? Ask ! Publish Related resources: Forum550 watt 3bon power supply enough for xfx 6850 ForumNeed feedback on HEC Cougar 1000 1000w ForumWould appreciate 2nd opinion on ~$1500 rendering/gaming rig ForumCan I get away with a 850 watt psu with two 680's? ForumSufficient Power Supply? ForumMy power supply and HD 6850 ForumHD 7770 VAPOR X SAPPHIRE OC OR HD 6850 ForumAsus HD 7770 or PowerColor HD6850 ForumAir Cooler for HD 6950's in crossfire config ForumIntel Pentium E2180 help ForumDo a 600 watt 140mm non modular mATX PSU exsist? ForumPC power problems since new psu fitted Forum[Solved] 750w power supplies ForumIs a 430 Watt Good Enough? ForumNeed power supply for gateway performance 1300 More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !