The latest CPUs and GPUs have become quite power-hungry, so you might be thinking of buying a huge new 1000W+ PSU. But what if you could add another power supply to the one you have? Would this even work?
Why Use Two Power Supplies?
To be clear, we’re not referring to computers that use redundant power supplies. These computers have two PSUs in them at the same time, but only one of them is actually supplying power. Redundant power supplies are usually used in servers where you want to avoid interruptions from a blown power supply. The second unit seamlessly takes over if the primary unit fails.
No, here we’re talking about using two PSUs simultaneously to share the load of powering the components of a computer. There are two main reasons anyone would consider using two separate power supplies in their computer.
The first reason you might want to do this is that you’re trying to power a computer that no single PSU has any chance of handling. This mainly happens in high-performance computer builds such as cryptocurrency mining rigs with many GPUs….
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