I got some problems with my 7900xtx (7800x3d, 1050 psu and 6000 cl 30 ram).
Earlier helps 2600mhz clock fix and +10 powerlimit.
Now i tried this regedit editions and driver crashes gone.
If u have this problem try this and reply here pls
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}\0000]
"EnableUlps"=dword:00000000
"EnableAspmL0s"=dword:00000000
"EnableAspmL1"=dword:00000000
"DisableSAMUPowerGating"=dword:00000001