ROG STRIX Z790-E GAMING WIFI I - problem with RAM and profile XMP

[Pepe1990]

I can'r turn on XMP profile on my DDR 5....

I buy GSkill Trident 2x16GB 7200 Mhz and it's didint work. When i put profile XMP i have black screen and Bios i rebot...

Before i have Lexar Ares 7200 mhz and still dont work that's why i change for a Gskill witch is prefer for this motherboard. 

AND STILL DONT WORK.....

Can someone help me?

My Compyuter:
Intel I9 4900KF 

Geforce 4090 Asus TUf

1200 BeQuiet 

2x2TB Disk Kingston KC 3000

[Pepe1990]

Enybody can help me with this problem. I wanna use my DDR in full option or normal 6400 mhz not 6000mhz