Fps issues when charging

Jean_40

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Apr 30, 2017
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When I play games while my laptop is charging from 20% battery life, my fps is less and not stable but when it is charging and the battery life is above 90% my fps is stable and has more fps too.
 
Solution
depends on how your laptops power charge control works, it varies between manufacturers. generally any battery that is below 40% will make the charger switch into 'balance mode' which is a special charging state to ensure your battery cells all charge uniformly (prevents explosions / something sony got wrong on a laptop once, if you recall the news).

it maybe impossible for you to 'fix' this habit your laptop has. especially if you have a gpu in it, the laptop maybe limiting the gpu performance to allow the power to charge the battery to a 'safe' limit as any major draining will interfere with the balancing.

secondly, constantly charging your battery is better than draining below 30% ! your battery has a recharge life of around...

SoggyTissue

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Jun 27, 2017
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laptop is in a charging state and switches a lot of things into low power mode to help speed up the charge ... once it passes a given point (generally something near 80-90%), it resumes normal operation performance. This is due to the unique way lithium batteries handle charging.
 

Jean_40

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Apr 30, 2017
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I set it performance mode.
 

Jean_40

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Apr 30, 2017
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Do you mean? The problem is normal. are there any ways to fix it? I usually play on battery because I have read on an article; if I keep my laptop charging all the time it will affect the battery performance.
 

Jean_40

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Apr 30, 2017
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530


Do you mean? The problem is normal. are there any ways to fix it? I usually play on battery because I have read on an article; if I keep my laptop charging all the time it will affect the battery life.
 

SoggyTissue

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Jun 27, 2017
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2,960
depends on how your laptops power charge control works, it varies between manufacturers. generally any battery that is below 40% will make the charger switch into 'balance mode' which is a special charging state to ensure your battery cells all charge uniformly (prevents explosions / something sony got wrong on a laptop once, if you recall the news).

it maybe impossible for you to 'fix' this habit your laptop has. especially if you have a gpu in it, the laptop maybe limiting the gpu performance to allow the power to charge the battery to a 'safe' limit as any major draining will interfere with the balancing.

secondly, constantly charging your battery is better than draining below 30% ! your battery has a recharge life of around 1000 full recharges (to retain 80% of its capacity) ... every time you deep discharge (run below 30%) it shortens this count ... to as little as 250 charges ... that means if you deep discharge every day, your battery life will shorten to 80% in less than a year. BUT recharing your battery above 90% extends this count to around 1500 'full' recharges* so infact, having it plugged in all the time will make the battery last a lot longer than many believe.
finally, the reason people think that removing the battery is best: it is. battery discharge takes a few months when its removed from laptop. 1000 full recharges at monthly intervals .... decades of life. longer than your fingers will last. - this is an unrealistic target, as your laptop will probably die from heat cycles long before this.

*90% - 100% is 10% ... thers 10 x 10% in a full charge ... 1500 recharges x 10 = 15000 recharges from 90% to full before battery suffers capacity loss.
 
Solution

Jean_40

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Apr 30, 2017
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Thanks a lot for your response.
Is there a way to know about my laptop's battery conditions, or know how long it will last?
 

SoggyTissue

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i am unaware of any applications that can track your battery life cycles because it is 'meta' (different per battery even if they were made next to eachother).
There are battery monitors which can predict the condition based upon the stated charge cap and the difference in the charge cap you currently have.

but remember its how you treat your lithium battery which changes how long it lasts, so any count is almost pointless/inaccurate.

manufacturers try to have a target of around 2 years of every day use before battery degradation starts to happen (this is due to some murphys law about how computers would increase in power every 2 years, and the industry adopted this as a standard mile mark / its now 3 years and increasing).
this ensures you will be back to buy another battery or laptop within 3-5 years, because noone makes money on something that works, the money is in servicing and replacements.