Just had this problem on ROG x570/5900x with newest AGESA 1.0.0.2.B (v.5003). just updated bios {bcz recent bitlocker exploit) and changed FLCK to 2000 from 1800 to be 1:1 with my 4000mt/s ram and upped CPU current capability to 110%, ran RAM test fine on passmark then played an hour of BF1 w...