F5F Stay Refreshed Hardware Desktop Your CPU usage below 100% suggests the GPU might be limiting performance.

Your CPU usage below 100% suggests the GPU might be limiting performance.

Your CPU usage below 100% suggests the GPU might be limiting performance.

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gavinom123
Member
191
07-06-2020, 02:26 AM
#1
I've been considering a CPU upgrade. My current setup has an 8700 and an RTX 3080 with 10GB of VRAM. However, the CPU usage is around 50-80% during games. Does that suggest it's not worth it to just replace the GPU?
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gavinom123
07-06-2020, 02:26 AM #1

I've been considering a CPU upgrade. My current setup has an 8700 and an RTX 3080 with 10GB of VRAM. However, the CPU usage is around 50-80% during games. Does that suggest it's not worth it to just replace the GPU?

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kobokobo3
Junior Member
20
07-06-2020, 02:49 AM
#2
It varies by game; at lower settings the CPU starts to slow us down.
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kobokobo3
07-06-2020, 02:49 AM #2

It varies by game; at lower settings the CPU starts to slow us down.

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MESEZ
Member
188
07-06-2020, 03:13 AM
#3
Playing Warhammer 3 at high resolution is my current setup. I’m trying to upgrade from the 8700, but it feels like there’s no solid reason beyond wanting to. Maybe selling my 3080 and getting a 3090 Ti or 4080 would be the next step.
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MESEZ
07-06-2020, 03:13 AM #3

Playing Warhammer 3 at high resolution is my current setup. I’m trying to upgrade from the 8700, but it feels like there’s no solid reason beyond wanting to. Maybe selling my 3080 and getting a 3090 Ti or 4080 would be the next step.

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opticgunship
Posting Freak
815
07-06-2020, 08:47 AM
#4
Your target performance is clear, and your current setup seems to fall short. In your case, it appears you're experiencing CPU soft limiting. For processors with HT or SMT, usage is displayed in terms of time rather than throughput. At half capacity you're essentially using all available cores. The improvement between 50% and 100% isn't consistent compared to lower usage levels.
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opticgunship
07-06-2020, 08:47 AM #4

Your target performance is clear, and your current setup seems to fall short. In your case, it appears you're experiencing CPU soft limiting. For processors with HT or SMT, usage is displayed in terms of time rather than throughput. At half capacity you're essentially using all available cores. The improvement between 50% and 100% isn't consistent compared to lower usage levels.

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runflorest
Junior Member
3
07-12-2020, 12:05 PM
#5
The best approach to identify a CPU or GPU bottleneck is to examine GPU utilization. If the GPU is consistently at 90% or higher, it indicates a GPU bottleneck. Otherwise, the issue likely lies with the CPU or memory. Because most games are single-threaded, a 50% utilization might mean either all cores are balanced or three are idle while others remain inactive, making CPU analysis less useful.
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runflorest
07-12-2020, 12:05 PM #5

The best approach to identify a CPU or GPU bottleneck is to examine GPU utilization. If the GPU is consistently at 90% or higher, it indicates a GPU bottleneck. Otherwise, the issue likely lies with the CPU or memory. Because most games are single-threaded, a 50% utilization might mean either all cores are balanced or three are idle while others remain inactive, making CPU analysis less useful.

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Isildur_
Junior Member
47
07-12-2020, 02:38 PM
#6
Yeah, that setup gives you solid performance but might feel a bit lacking. You're probably looking for something more powerful to take on the best content.
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Isildur_
07-12-2020, 02:38 PM #6

Yeah, that setup gives you solid performance but might feel a bit lacking. You're probably looking for something more powerful to take on the best content.

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walee123
Senior Member
737
07-12-2020, 08:50 PM
#7
At such high resolutions the GPU becomes the main constraint, just purchase a 4090 and you're all set
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walee123
07-12-2020, 08:50 PM #7

At such high resolutions the GPU becomes the main constraint, just purchase a 4090 and you're all set

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XxgamerxX1677
Member
214
07-12-2020, 11:25 PM
#8
My suggestion is to explore alternatives for your hobby, you've mastered PC upgrades XD
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XxgamerxX1677
07-12-2020, 11:25 PM #8

My suggestion is to explore alternatives for your hobby, you've mastered PC upgrades XD

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Gunner2000
Member
226
07-28-2020, 04:53 AM
#9
The GPU usage is currently high.
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Gunner2000
07-28-2020, 04:53 AM #9

The GPU usage is currently high.

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dmko
Member
125
07-28-2020, 05:24 AM
#10
An 8700 and a 3080 are an ok combo. Yes that's a minor cpu bottleneck but not one I'd personally upgrade for. If you felt the need to upgrade, honestly you could claw back quite a bit by going and finding a 8700k and running 5ghz OC if your current motherboard and cooling system could handle it. 9900k would be an option, but they are stupid expensive and just not worth it... Otherwise you need a whole new motherboard and cpu...
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dmko
07-28-2020, 05:24 AM #10

An 8700 and a 3080 are an ok combo. Yes that's a minor cpu bottleneck but not one I'd personally upgrade for. If you felt the need to upgrade, honestly you could claw back quite a bit by going and finding a 8700k and running 5ghz OC if your current motherboard and cooling system could handle it. 9900k would be an option, but they are stupid expensive and just not worth it... Otherwise you need a whole new motherboard and cpu...

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