GTX 660 SLI/Power Supply Tags: Graphics Cards Gtx Power Supplies SLI Graphics Last response: December 12, 2012 4:54 AM in Graphics & Displays Share rennoc1991 December 12, 2012 1:59:43 AM Hello, I was wanting to add a second GTX 660 to my system in SLI and I was wondering if you guys here thought an 850W power supply would be sufficient or not. Thanks, Conner More about : gtx 660 sli power supply refillable a c 174 U Graphics card a b ) Power supply December 12, 2012 4:54:14 AM As long as you have the required connectors (4 6Pins), and that PSU is from a good brand I think it is not wrong to do an SLI upgrade. Can't find your answer ? Ask ! Publish Related resources : ForumSLI/Power Supply question Forum650W Power Supply enough for GTX 660 Ti SLI? ForumPower Supply for GTX 660 ti ForumGTX 660 Ti Power Supply Question ForumPower supply for gtx 660 ForumRecommended gaming power supply for GtX 660 Ti OC and i5 3570k ForumGTX 660 ti power supply specs ForumGTX 660 Ti Power Supply Question ForumGtx 660 ti not turning on w/ 750 watt power supply ForumSuitable power supply for nvidia gtx 660 / 660 ti Forum660GTX and Power Supply ForumBest Power supply for gtx 660 ti under INR 5000 ForumHD 7770 to GTX 660 ForumASUS GTX 660 top edition won't work. ForumRadeon HD 7870 or 1.5 GB Nvidia GeForce GTX 660 ? ForumNeed help with specs and getting a gtx660 ? Forum120hz mode - Samsung UN55EH6000 ForumGoing from 8800 GTX to ? ForumGTX 660 or Radeon 7870? ForumWhat's a decent GFX upgrade from a GTX 285? More resources Read discussions in other Graphics & Displays categories Ati GPUs Graphics Cards Gtx HD Monitors SLI Crossfire Tuner Cards Radeon Video Diamond Multimedia Matrox Nvidia Palit PowerColor Asus Games !