Huh? Of course its necessary, you would burn up the card without a cooler. Maybe I am understating you wrong. Are you asking if an aftermarket cooler is necessary? If so then no the FE cooler is adequate for most situations.
Huh? Of course its necessary, you would burn up the card without a cooler. Maybe I am understating you wrong. Are you asking if an aftermarket cooler is necessary? If so then no the FE cooler is adequate for most situations.
The stock cooler on your 1080ti will be fine. It is not the best, but unless you are just into building a cooling setup, you will see little to no improvement.