Sage-Tips

Can I power GPU with second PSU?

You can still use two cables—it works fine, too. When you plug in two PCIe power cables from such a PSU, you’ll draw power from each rail separately.

Can my PSU affect my GPU?

Yes, if your power supply is not powerful enough for all the components, the performance will be dramatically negatively affected. It won’t work, or it might work for simple things, then fail when your graphics card powers up to run a game or graphically intense application.

Can you run a PC with 2 PSU?

Second PSUs can be used to distribute the load if a single unit cannot cope by itself and it is safe to do so as long as any rail is powered by at most one supply. E.g., you can use the second PSU to power the hard drives, but the hard drives must be disconnected from the first PSU.

Can a PC have 2 PSU?

Two PSUs are possible, but I would not try to combine them in any way. First, when two PSUs are in the same path, any voltage difference between the PSUs will result in current draw. This is not only inefficient, but could damage whatever else is in the circuit.

Can weak PSU damage GPU?

CPU and GPU struggles When CPU slowdown occurs, it impacts the GPU, which cannot process the information fast enough, either. However, a game can only run as well as its slowest component allows, and it is important to know if the CPU is the component causing the bottleneck.

Can I use two PSU for mining?

Connecting multiple PSUs to one mining rig In case your rig needs a 1600W PSU, you can instead use two 800W PSU on the same rig. To do this, all you need to do is connect the secondary PSU 24-pin to the 24-pin splitter.

Will the GPU be powered by the 2nd PSU?

The gpu will only be powered by the 2nd PSU (Don’t think the PCI-e slot will power the gpu). Want to elaborate? Don’t really have the expertise to do so.

How do I Turn On my GPU with a power supply?

And have a second power supply hooked up to the gpu and just flip the switch on the psu hooked up to the gpu to turn it on when I want to go on my computer? You’ll need to jumper the green and one of the black wires on the PSU’s 24 pin cable for the permissive to allow starting.

Is it safe to power the GPU from the PCI-E slot?

If you do it properly, yes. If you do it properly, yes. Want to elaborate? Can’t see why it wouldn’t be safe. The gpu will only be powered by the 2nd PSU (Don’t think the PCI-e slot will power the gpu).

Can I Run 2 PSUs with my system?

You can run 2 PSUs with your system. Many people do it, so have I. Just use the new PSU for the gfx card only. Use one of these to turn on the 2nd PSU when the system starts, and shut off when the system shuts down: http://www.newegg.com/Product/Product.aspx?Item=N82E16812201037