Question An issue with my GPU, please help.

Dec 19, 2019
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When I run my pc for a few hours suddenly it blackscreens after that sound may freeze, may not and then the gpu fans go 100% or atleast very loud compared to normal, any ideas what might be the cause of that and how can I fix it?
 
When I run my pc for a few hours suddenly it blackscreens after that sound may freeze, may not and then the gpu fans go 100% or atleast very loud compared to normal, any ideas what might be the cause of that and how can I fix it?
Have you checked your temps?
If so what are they?
If it's not the temps.....I'd next focus on the power supply.
What is the make and model?
....and while you're at it.....please list all the system specs....like the GPU, CPU motherboard etc.