Solved GPU-z showing Core Clock spikes at random Tags: GPUs Temperature Core Graphics Last response: December 30, 2013 12:50 AM in Graphics & Displays Share ck3 December 29, 2013 11:09:31 PM GPU-z is showing random spikes in my Core Clock Rate. It idle's around 135Mhz but then flies randomly up to about 1100Mhz and I'm worried if something is wrong. Screen Cap: http://puu.sh/63g2P.png My Rig: http://pcpartpicker.com/b/Hso More about : gpu showing core clock spikes random Best solution Calnin December 29, 2013 11:13:36 PM Its normal. Its just power saving for your graphics card. Nothing to worry about. Share ck3 December 29, 2013 11:45:15 PM Calnin said:Its normal. Its just power saving for your graphics card. Nothing to worry about. ok thanks, also in MSI Afterburner is the "Power Limit (%)" slider referring to wattage? I ask this because I'm trying to figure out how many watts my GPU is taking when that is brought up. m 0 l Related resources Random GPU clock spikes? - Forum GPU-Z and MSI Afterburner showing different core speeds? - Forum GPU-Z says core clock at 0MHz? - Forum Overclocking vs. GPU-Z core clock current measurement - Forum Random single-core spikes in AMD 8120 CPU - Forum Can't find your answer ? Ask ! Get the answer Calnin December 29, 2013 11:58:46 PM I'm assuming thats the voltage controls m 0 l smeezekitty December 30, 2013 12:50:43 AM Power limit is how much it will allow itself to go over the rated TDP (wattage) It is not the same as voltage and it is generally not that dangerous as long as you watch temps m 0 l Can't find your answer ? Ask ! Publish Related resources Random CPU Spikes even when nothing beside core windows programs are running Forum SLI, Afterburner showing different core clock speeds Forum Video card randomly full core clock Forum HD5850 core and mem clock not showing as specified? Forum Core i5 4670k - Huge 5996 hz spike while running OCCT at stock clock!!! Forum 8800 gt showing 0mhz core clock! Forum GPU Usage/Voltage/Core clock spiking? Forum MSI Afterburner doesnt show the core and memory clock. Forum 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 !