Keep going through these steps until it fails. Again, that functionality comes with the kernel itself. As you go, you can always step up your overclock if there is some room to do so. The Flexibility of Software The first method is the best known. They will show up as yellow dots in the image. But if a really demanding game struggles to run at 60fps and dips into the 40s or 50s, an overclock will definitely help you smooth things out.
When you click the Test for Stability Button, a new window opens up which is the Renderer that brings your graphics card to its knees image on the right. You just need to use the correct command line switches in nvflash -i I think, but not sure to select which adapter you are going to flash. Now, they are nearly instantaneous. For example, if your card is limited by default to draw 200 watts, you can increase this to 240 watts by setting it to 120. Nevertheless, overclocking always includes risks, so keep that in mind before deciding to go forward. At the end of the day, after all your efforts, it may prove to be a total waste of time, at least from a performance point of view. With this, however, comes issues of higher thermals, more power consumption, system instability, and in severe cases, system damage.
The testing screen will start immediately and the graphics card will be loaded during its operation. An expected baseline gives you somewhere to start, which you adjust upward and downward in accordance with the results of your own testing. Laptops have a much harder time dissipating heat, and overclocking can quickly lead to dangerous temperatures. Forget about fancy third-party overclocking tools. Once you open it, it should automatically update your drivers for you. If it fails, push it a little lower, then try again. However, you should be able to follow along with the guide if you use one of the other utilities.
Once you hit an instability, you can either revert your settings to the last speed that was working well, or you can try increasing your voltage. If it works, push it a little higher. For settings and more information about cookies, view our. Start a productive game and spend some time playing it about half an hour. In order to speed up the process, I have an additional entry which jumps 5Hz from the default, but the safer way to do it is to simply go up 1Hz at a time.
If you increase it, you can reduce power consumption-related throttling—which can lead to higher stable overclocks—and if you decrease it you can reduce overall power consumption. Now for the exciting part: choosing an overclocking program! Having the latest drivers will ensure that your card is running as stably as possible. This leads to increased load on the power supply. Spontaneous reboots or hard locks usually mean both clocks need a trim. Living for the Tweak Anyone who has followed me for any length of time knows that I live for tweaking computer systems. It is impossible to assemble a gaming computer that would be enough for several years of work with the most productive games and the best of graphics at a more or less reasonable price. We found 3,000rpm to provide the best blend of acoustics and cooling.
That program consumes a small part of system resources, and can crash. Continue this process until it fails. If the card itself has gotten dusty, carefully blow it clean with a can of compressed air. Since Nvidia's design is essentially power limited in its current state, don't be surprised if you see instability with all the clocks turned up to the maximum values found earlier. Now run one of your benchmark tools. We recommend modifying your fan speed as well.
Step Three — Both Clocks At Once Just because you were able to get those great settings individually does not mean they will work together. You also need to find what is generally considered to be your card's highest safe voltage. Keep Afterburner open, and proceed down to testing. It depends on a memory-resident program. It is also handy to be able to quickly click that Test for Stability Button to shut down the Renderer if things start getting too hot in the kitchen. You will be looking for any anomalies, glitches or artifacts. Not all that scary now that you know how to do it, is it? It went from around 50fps to low 70s.
You will push against the thermal limits soon. On Ubuntu you can use a popular repository to always have the latest. If you see temperatures routinely breaking 80C, it's probably a good idea to back off a bit, or increase the fan speed, with 75C max being a safer long-term target. The process for under-volting once again involves opening up a looping benchmark and letting it run while you incrementally reduce voltages. Your card will probably soar past its previous crash point. If the benchmark program does not perform well with the settings you pick, you can change them later.
In most cases, your computer will automatically shut down to prevent this from happening, but it's best to be cautious and go slowly. Your computer may simply lock up forcing you to re-boot the system. Check out shadow's guide which is linked on the first page of comments, he might have the info there. The easiest way to overclock is by slowly raising that multiplier value—it's possible to raise the base clock too, but it's much more finicky, so we won't get into that here. It takes about 20 minutes to run and eliminates a lot of the guesswork, though we still typically get better results with manually overclocking. You should see that both the clock speed and the memory are operating higher than the factory specifications.
The programs can contain bugs, or be incompatible with certain cards, certain driver versions or certain operating systems. Putting it all together Now that we're armed with both the maximum values for the memory and core speeds, we can combine them and see how far we get. One synthetic and one or two real-world benchmarks should be plenty. Step 3 Click on the Add… button under the Detailed resolutions section. The steps are identical to the steps you took for the Core Clock. Here's how to do it. Even though it won't guarantee the same results for you, you'll still get a general idea of what's reasonable.