A user has noticed high CPU temperatures when gaming. The user would like to lower the CPU temperature, and cost is not an issue. Which of the following should the user do to best cool the CPU while keeping noise to a minimum?

Upgrading the thermal paste can improve heat transfer between the CPU and the cooler, potentially lowering temperatures slightly. However, this approach will have a limited impact compared to more comprehensive cooling solutions and may not significantly reduce noise levels during operation.

Copper heat sinks are effective for heat dissipation compared to aluminum, but they still rely on airflow generated by fans, which can introduce noise. While a copper heat sink can enhance cooling performance, it does not achieve the same level of efficiency or noise reduction as liquid cooling systems.

Upgrading to a more powerful or quieter CPU fan can improve cooling performance and potentially reduce noise if a high-quality fan is selected. However, air cooling will still be limited by the fan's ability to move air efficiently, and the temperatures achieved may not match those of a dedicated liquid cooling system.