5090 Users. Undervolting

I just wanted to ask if anyone is undervolting 5090 ?.
Ive managed to get my Power to 430-435w and i lost in some games 1-2 fps and in some multiplayer games i gained few frames as example Black ops 6 i was getting on stock 395 fps and with undervolt 411 fps.

https://preview.redd.it/abnfvvk0vpje1.png?width=795&format=png&auto=webp&s=edef780d4b09a4968fad6123ad3b9712c183b2ad