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> That suggests insufficient cooling. If it's a system that's been in use for a while, it's probably time to clean out the heatsinks and fans. If a new system is overheating from 100% CPU usage, then I would consider it defective.

Yes, definitely. The thing to advise is: Clean the heatsinks and fans, and then run a performance test such as prime95 over night to see that the machine indeed can run at 100% usage for a prolonged time. Only then I'd trust a machine that was prone to crashing under load again for my work.




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