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December 29th, 2020 03:00

Overclocking without Intel turbo boost g7 15 7588

With the new Dell Bios update, i am unable to undervolt my laptop which has been keeping my system from power limit throttling and overheating due to the Intel turbo boost. Without it turned on however, the base clock speed is not enough to run many of the games at the frames i want. With no undervolt, if i keep turbo boost on, temps reach 90 degrees. However i dont mind that as much as the power limit throtting which will kick in after 5-30mins of gameplay causing clock speeds to drop to 0.7 instead of 3.9-4.1 . After that power limit throttling starts every few mins and lasts between a few seconds to 2-3mins. This makes most games unplayable which forces me to use base clock speed. As i said the base clock of 2.2 is not enough so is there any way i can do anything to increase the clock speed without using turbo boost?

Dell please make a program or something in the bios that allows us to change these types of settings in your next bios update.

2 Posts

April 20th, 2021 05:00

i'm in the exact same situation. did you find a solution?

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60 Posts

April 20th, 2021 09:00

Unfortunately I think undervolting was disabled because of an Intel vulnerability called Plundervolt (you might have to double check on that).

Maybe you could try to force the fan speed to its maximum through Speedfan or HWinfo. Unfortunately I don't think there is much to be done to improve the thermal performance of laptops without decreasing power, besides keeping everything clean and keep clear the air intakes and exhausts.

If you have an H series chip you can't do any overclocking. You may try changing (reducing) the turbo power limit of the CPU with intel xtu, if that setting is still available

4 Posts

April 21st, 2021 03:00

Yehh i originally did that but with the update, i cant do that. With the fans, Hwinfo or speedfan don't recognize the fans so theres not much i can do about that. 

4 Posts

April 21st, 2021 03:00

unfortunately not. Ive tried throttlestop and other programs similiar and they all have undervolting disabled along with turbo ratio limits. Turning off turbo boost in throttlstop is the closest thing i can get to a smooth performance but theres still limits on the games i can play without power limit throttling.

2 Intern

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60 Posts

April 22nd, 2021 14:00

That's real unfortunate. Just to be sure, I was talking about power limits (in watts), which I don't know if it's the same thing as turbo ratios as you are saying; in intel XTU I can still change the turboboost power limits

 

Anyway, on my PC I have disabled two of the six cores of the CPU to reduce heat output, though in my case it works for light tasks and I don't really know the effects under heavy loads. Maybe you could try disabling like 2 cores in the BIOS and see if the CPU heat output while gaming is reduced (if the games you use do not need all of the cores you have). You can disable turboboost there too if you want to get rid of throttlestop.

Still, having to reduce the performance to keep the thermals under control is bad but unfortunately I do not know anything else that could help

3 Posts

June 2nd, 2021 09:00

use thermal grizzly kryonaut and dont worry about thermals anymore... 

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