Testing GPU without plugging in to motherboard

[reubenmijares]

If I would like to test my GPU if it is powering up or not, can I do it by just plugging the power cables but not plugging the GPU into the motherboard?

 

[CountMike]

No, don't do that !!!!!

 

[reubenmijares]

No, don't do that !!!!!

Hi. Can you elaborate your answer? What will happen to my GPU?