New power supply and video card computer cycles off and Tags: Nvidia Gtx Power Supplies Computers Graphics Cards Graphics Tex08 February 24, 2013 4:47:07 PM Hello, I have a HP Elite 180t, I just replaced the GTX 260 GPU with a GTX 680 (which reguires a 550W power supply) and then replace the 460W PSU with a Corsair GS800. The computer turns on for 5-8 seconds then turns off and repeats the process. More about : power supply video card computer cycles Can't find your answer ? Ask ! Publish Related resources : ForumMSI P67A GD65 power cycles on and off ForumNew Build Does't Post. Power cycles on and off . ForumHELP!! Computer power cycles on and off nonstop! ForumComputer won't post with Video Card/New Power Supply ForumNo post, power cycles on its own ForumNew Build Power Cycles ForumP5K Deluxe will not post just cycles on and off ForumPower Cycles , Will not post ForumPower cycles with new system ForumHP Pavilion Power Cycles then boots ForumPower Supply / Video Card troubles... :( ForumNew Build Power Cycling? ForumComputer power cycles once every hard reset ForumWill a PCIe 3.0 card work in a PCIe x16 slot? ForumLooking for a good gaming card ForumMy new computer crashes when I'm gaming ForumHd 7850 power supply ForumWhat graphics card should i get ForumWhat graphics card should i get ForumTotal noob replacing video card HP pavilion 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 !