yes
so i got https://www.gigabyte.com/Graphics-Card/GV-N2080AORUS-X-8GC#kf
and I can't find anything compatible from EK, phantex, bitspower and so on
gigabyte makes came PCB with theirs waterblock https://www.aorus.com/GV-N2080AORUSX-WB-8GC BUT they don't sell it separately.
I'm out of hope of finding anything.