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July 12th, 2018 16:00

Dell G7 - CPU stuck at 0.8 GHz on Battery

Hello there!

Ever since I got my Dell G7, I've been having a blast with it when plugged into an outlet. But as soon as I disconnect the charging cable and attempt to do anything on battery, the laptop becomes completely unusable. Of course, I didn't expect the battery to be able to power the GTX 1060 inside, and I'm not planning to play demanding games while on battery. My problem lies in the fact that the laptop is completely unusable! My girlfriend's Intel i3-4000M runs faster than my i7-8750H because unlike hers, as soon as I go on battery, my CPU speed is limited to 800 MHz, according to Task Manager. Opening a web browser may be possible with 5 minutes of patience, but watching videos or doing anything more complex than reading a word document is pretty much impossible. As I've said, the machine is 100% unusable while in this vegetative mode.

I've tried switching things around the BIOS, I tried creating alternative power plans, and setting the minimum CPU power usage to 50%, 75% and even 100% in the existing "Dell" and "Balanced" power plans as well, but to no avail. I'm out of options, as there seems to be no real answer online.

Is this something that can be worked around? I thought that going on battery would mean playing on the integrated Intel Graphics 630 instead of the GTX 1060, not that it would make my computer slower than a 5-year-old budget laptop.

Thank you in advance for the help.
A worrying costumer

7 Posts

June 14th, 2019 22:00

In case battery extender is enabled. Then do this. Dell Power Manager -> Battery Extender ->Settings-> Reduce CPU Power(uncheck this option). Dell Power Manager -> Thermal Management-> Ultra Performance(select this option). Hope this helps.

June 19th, 2019 00:00

I have tried the following things:

 

- disassembled everything to I could unplug the CMOS

- updated bios

- unplugged battery

- unplugged battery and pressed power button 30 seconds

- tred ifferent things in Dell Power Manager

- tried different things in windows power manager

 

Still stuck at 800 Mhz. That only small progress I have is to run ThrottleStop, but after reboot or sleep/wake its again stuck at 800 Mhz so not a solution. Anyone that has something for me to try please?

4 Operator

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9.4K Posts

June 19th, 2019 03:00

Hi ThomasDatacore,

Thanks for posting.  Apologies that your system is not performing as you expected, however it does sound that the system is performing as designed.

 

If you still require assistance and the system is under warranty, you may contact me privately. Be sure to include your personal information (name, address, telephone, email) and your computer's service tag number in your message. Thanks.

If there is no warranty, then you could contact our Out of Warranty team to get a quote for a paid service request. 

12 Posts

June 20th, 2019 06:00

@robert p 
Hello Robert,
I hope you are joking :) The issue is that our notebooks are not able to work on battery. Please, dont tell me that its designed by Dell. I can't believe it.

Anyway if you have right, Dell should:
1 - Put an official information somewhere on website.
2 - Close global sale of G -series notebooks

 

4 Operator

 • 

9.4K Posts

June 20th, 2019 07:00

Hi Rafal0099,

Thanks for posting.  Apologies that your system is not performing as expected.

 

While on battery, what programs are you using?  Are you able to check emails?, look up things on the internet? or use productivity programs like Excel or Word?

 

If you are gaming, what game are you playing when you encountered this issue?

 

Please respond privately and include your Service Tag information so I can document your case.

5 Posts

June 20th, 2019 13:00


@robert p wrote:

Hi ThomasDatacore,

Thanks for posting.  Apologies that your system is not performing as you expected, however it does sound that the system is performing as designed.

 

If you still require assistance and the system is under warranty, you may contact me privately. Be sure to include your personal information (name, address, telephone, email) and your computer's service tag number in your message. Thanks.

If there is no warranty, then you could contact our Out of Warranty team to get a quote for a paid service request. 


Robert, if you could clarify; does the intended design entail the system not being able to exceed 15W of power on the CPU package?

Additionally, for my system; the 1050Ti not being able to clock higher than  350mhz on the core while under GPU load? 

 

I understand clocking down components in favor of battery savings, but that should be a user selectable environment. 

 

Thanks in advance Robert. 

1 Message

August 2nd, 2019 15:00

I found a fix for me. All I did was open my McAfee security and it started running past .8 GHz. I didn't open it in quite a few months and never really noticed the speed difference since I was using plugged in. 

August 2nd, 2019 16:00

I have it open, still throttling, and this is off battery?  Where are you checking your CPU speed?

August 2nd, 2019 16:00

The CPU goes to .8-1GHZ and throttling is indicated by Intel XTU constantly.  I will post my graph here.

August 2nd, 2019 16:00

So you see those red spikes?  That is power Throttling sending the CPU into the dungeon.  Literally when I unplugged the power is when the red spikes went up

 

2019-08-02 19_47_13-Window.jpg

1 Message

August 15th, 2019 21:00

Same for the G5, cant believe how Dell could make a decision like that and not leave it to the user.

5 Posts

September 6th, 2019 22:00

Can't believe there's no solution yet. I'm trying to find a way to fix it for months but I can't find anything. My drivers and bios are all up to date. Dell already knows this issue and yet does not release a solution for it.

1 Message

September 10th, 2019 19:00

I found a solution!!!!!! FINALLY after months of searching. Here are the things I did that might have contributed: 

1) I did a "windows reset' which deletes everything on the main drive and reinstalls windows from the "cloud" (Dell servers). 

After I did this I was still throttling so I,

2) Updated the Bios. I downloaded the firmware from Dell's website: The version is 1.11.1 released 14 Aug2019.

Still, no change to the PL1 power throttling at idle and under load the processor would clock down to 0.8Ghz. As soon as I unplug the charger I'd drop to 0.8Ghz as well. 

3) Install the "Dell Power Manager". In DPM under the tab "Thermal Management" You can choose a thermal setting. I did a lot of testing here since it seemed to fix the problem. 

Ultra performance is definitely the best when it comes to performance. It seems like the fans spin faster and the power available to the processor is higher. 

However, I decided to run my system on "Optimized". It gave me relief from me PL1 throttling problem. Now, I am only limited by my thermals. But the manager tries to balance fan speed and power delivery so that the computer idles quietly and has enough power when under load. 

Now under load I never fall below 3GHz plugged in. Battery performance has been much better too. 

PLEASE NOTE: I had this program installed before I did the reset and I was stuck with my throttling problem. In Throttlestop I was seeing a PL1 throttle (even at idle) on the core. Under load, my processor would throttle to 0.8GHz and stay there rendering the computer useless to handle the heavy task.

TLDR: Install Dell Power Management and update your Bios. It is possible you may need to do a "reset" or fresh windows install from Dell. 

I hope this helps

-Jason

 

September 18th, 2019 23:00

Similar issues here on my Dell G3.

As soon as I unplug, games become instantly unplayable. Plug in and bam, good to go again. Since this was sold and marketed as a gaming LAPTOP, that's unacceptable. If the system can't perform not plugged in, I'd go so far as to say it'd be false advertising / fraud on behalf of Dell to advertise this as a gaming laptop (as opposed to a portable desktop) . (It'd be like a company saying that new car you bought can go 120 MPH top speed, then finding out that top speed only works in your driveway and nowhere else.)

I'm in the process of trying to have tech support address the issue currently. Clean Windows installs, clean driver installs. Trying the Dell Power Management app, Windows Power settings, and NVIDIA power settings did squat. On unplug, system goes to a low power state, no matter what I change. 

Either the thing is engineered poorly, or there was some intentional firmware choices made that force CPU throttling / low power state on battery, no matter what the thermals are. 

Very unhappy / feel incredibly deceived.

4 Posts

October 10th, 2019 10:00

same issue!

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