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GTX 1080 Overclocking

2016-06-14
oh overclocking the common excuse for so many tech enthusiasts to spend just a lot more on their rig this time however I'll be talking about overclocking something specific a GTX 1080 spoiler aleut aleut spoiler alert it overclocks quite well but there's a wild card here Nvidia introduced GPU boost 3.0 and it's a whole new beast kula masters master case maker five features the freeform modular system for nearly unlimited customization learn more in the link in the video description to explain GPU boost 3 we need to give some information about GPU boost to your graphics card wood dynamically change its frequency across a linear frequency offset curve this is the curve that you would increase across the board due to it being linear whenever you applied an overclock of say 50 or 100 or whatever it was on that little slider that you had before and then based on the load that's on your card your frequency would fluctuate along that curve this is generally quite a good system but it sometimes falls short because it doesn't crank your clock speeds up to its potential maximum for every single possible voltage level and these voltage levels will dynamically change based on things like temperature power and a whole bunch of other stuff so odds are you're losing performance somewhere so GPU boost 3 alongside other more general improvements over GPU boost 2 allows us to either overclock the old way with linear offset curves or break away from that linear offset curve and tune things per voltage point what ok so that's kind of rather confusing sorry about that let's actually do some stuff and hopefully it will make more sense the feature that helps you do these things is called OC scanner within the EVGA precision app which is the only ones that supports it so far although I'm sure it will become ubiquitous soon within the scanner there are three different modes basic mode applies a set frequency offset to all voltage points linear mode allows users to linearly increase the clock offset after choosing a start and end point and then it gets interesting with manual mode which first off it's fairly self-explanatory you manually input values for frequency at each voltage step but it also enables the run button which is where the fun begins this will run an automatic test that will determine and apply what it thinks is an optimal overclock but before clicking run click the little cog wheel down below which is enabled in the OC scanner mode and play with the settings a bit they start a little too high in my opinion although this may change but the time people get their hands on it I set my test period to five seconds my starting kilohertz offset to two hundred thousand my end to 250 thousand and my step to ten thousand then I went back to the main screen and increased my power target and temperature target to one hundred and twenty percent and ninety two degrees then it's time to click run what happens now is a fur mark window will open and a fuzzy EVGA logo will show up resulting in what Colton called mspaint with radar what a noob anyways this will stress out the graphics card and check at a specific amount of voltage how much frequency the card can pump out by increasing said frequency over the start amount by the step count that we set earlier in that cogwheel and retesting over and over and over again hopefully recovering from crashes mostly on its own now there are more features coming like aggression percentage and stuff like that so you can have more conservative but stable overclocks but the performance increase over non overclocked is already pretty good considering this was an entirely automated process after that I set everything back to default and applied a manual overclock of my own increasing the core clock by 200 megahertz and the memory clock by 500 megahertz this isn't the most aggressive overclock I could have done but it was pretty rock-solid and I'm comfortable running both my 10 80s at this speed so if you do it on your own should probably be fine now my overclock of beat the new OSI scanner automated overclocked but as automation isn't really the point I went back to the OSI scanner found the result that it gave me and played around a bit by increasing a few of the different frequency steps along the way mainly the ones near the top end this actually helped me defeat my manual overclock I'll be it by a fairly minor amount quickly and very easily now that was actually pretty cool but at the same time the limit of the OSI scanner kept on hitting so that it would stop was usually a power limit so while I'm happy with the result we got now I'm even more excited for the results we may get from future cards like aftermarket solutions with more power availability I'm shooting this video before I leave for Computex and I'm pretty sure that's coming out after I come back so by the time you see this you will actually be more informed than I currently am about what cards will be available with potentially higher power solutions so here's hoping that that actually does happen does it give you the creeps when your internet provider tracks your web browsing today's lack of online privacy brings out your inner grizzly bear then you should try bear tunnel bear is a simple VPN app that makes it easy to browse privately and enjoy a more open Internet what tunnel bear turned on your Wi-Fi connection is secured and your online activity is kept private from your internet provider and people like advertisers that are trying to look up and track people so they can target advertisements on you and sell that information to other people what you don't necessarily want and the profit from that data sale tunnel bear has a top rated privacy policy and does not log your activity try for free with 500 megabytes and no credit card required and if you choose to get unlimited data you can save 10% by going to tunnel bear comm /l tt if you liked the video like it if you dislike the video and you're like i don't want to perform as toon McGrath's card you're dumb you can do that and also subscribe if you want to see more of our coverage on aftermarket entity cards and everything else to be completely honest go to Amazon use our affiliate code that helps us a ton it's actually kind of a big deal and stuff you can buy our t-shirts at Lane come in video description down below go on the forum and talk about graphics cards in a constructive and non aggro way and check out this video up here which was the release video for our 1080 that will give you more information about just like kind of the reference card and how it performs when it's not overclocked
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