The normal idle temperature for a modern CPU can vary depending on several factors, including the specific CPU model, cooling solution, ambient temperature, and system configuration. However, as a general guideline, most modern CPUs tend to have idle temperatures ranging from 30 to 50 degrees Celsius (86 to 122 degrees Fahrenheit).
It's important to note that idle temperatures can fluctuate based on various factors, such as background processes, system workload, and cooling efficiency. Additionally, different CPU models have different temperature tolerances, so it's advisable to refer to the manufacturer's specifications for your particular CPU.
To monitor your CPU temperature accurately, you can use software tools such as Core Temp, HWMonitor, or CPU-Z. These programs can provide real-time temperature readings and other relevant information about your CPU.
If you notice consistently high idle temperatures (above 50-60 degrees Celsius) or experience performance issues or unexpected shutdowns, it could indicate an inadequate cooling solution or improper thermal interface between the CPU and its cooler. In such cases, it might be beneficial to ensure proper airflow within your system, clean any dust buildup, reapply thermal paste, or consider upgrading your cooling solution if necessary.
Remember that the information provided here is a general guideline, and it's best to consult your CPU manufacturer's specifications and recommendations for the most accurate and specific information regarding your particular CPU model.