Question Safe to use a single PCIE cable for x2 GPU?

[Tokka5]

Hello folks,
Wanted to ask if it is safe to use x2 PCIE power cable to power 2 GPU.

Thank you.

 

[USAFRet]

Having a 3090, what is the GTX 960 supposed to add?

 

[Tokka5]

Having a 3090, what is the GTX 960 supposed to add?

Running the desktop applications while 3090 works.

 

[USAFRet]

Running the desktop applications while 3090 works.

The 960 will add nothing to this config, except complexity.

 

[Tokka5]

The 960 will add nothing to this config, except complexity.

It is not for gaming purposes. It will add a lot.
I'll wait for responses to my question if you can split PCIE pigtails between different GPUs.

 

[USAFRet]

Also, what specific PSU is this?