To modernize an old PC, with the objective to render it more coolness, the more silent, stabler, is possible? It convene? According to me of it it is worth the pain, but I leave you to judge. For this book review I have literally transformed an old AMD Thunderbird Socket To, replacing the main sources of noise and obtaining many other benefits from the energetic, thermal point of view and on the general stability. During the test I have carried out many measurements, before and after the modernization, the final result is amazing. Here of continuation I will show all the steps of the operation, stopping to me on some points that I think important. First part of this book review regards the Feeding and the energetic consumption, the instruments of measure and the members use you for the modernization.