You're saving money, but this doesn't necessarily translate to energy savings, the excess you were paying was overhead for the VPS company. While a server in a

You're saving money, but this doesn't necessarily translate to energy savings, the excess you were paying was overhead for the VPS company. While a server in a typical DC would use way more power than a home system, it's also theoretically possible that they are running at near 100% load, meaning all that energy is used doing SOMETHING, whereas your home PC is burning watts at idle.