"One of the best free tools to stress test the CPU, memory and GPU is actually Intel’s Xtreme Tuning Utility. This utility will allow you to select which component to stress test, for how long, and it simply does its thing. As Intel XTU is designed for overclocking the CPU. The utility will give information about the CPU such as utilization, frequency, temperatures, and whether thermal throttling was detected during the stress testing. I want to suggest you that you wil install the antivirus in your pc and secure your devices from virus and kaspersky in very nice antivirus
