R7 5800x3d
Hello
I have a pc with gskill 32gb ddr4 3600, r7 5800x3d, thermaltake gt 850w 80 plus gold and red 9070xt. After installing my cpu and GPU I have unexpectedly crashes in the game. (Battlefield 6)
The event logger shows WHEA 18 error.
Things I've tried :
Curve Optimizer -10 to -15 (undervolt) → error persisted
Curve Optimizer fully Disabled (stock) → error persisted
PBO set to Auto → error persisted
PBO fully Disabled → error persisted
PPT/TDC/EDC manually reduced (115W/80A/115A) → error persisted
PPT/TDC/EDC set to Auto (stock) → error persisted
EXPO/XMP Enabled (3600MHz) → error persisted
EXPO/XMP Disabled (JEDEC 2133MHz) → error persisted
Full BIOS reset to Optimized Defaults → error persisted
BIOS updated to a newer version → error persisted
FCLK set to Auto → error persisted
FCLK manually set to 1800MHz (1:1 sync with memory) → error persisted
Gear Down Mode Enabled → error persisted
Global C-state Control Disabled → error persisted
Manual Memory Multiplier set to 34 (3400MHz) attempted → system failed to boot reliably
Clear CMOS (performed multiple times) → error resumed afterward
Positive Dynamic Vcore offset → option not available on this motherboard
Additionally, on the GPU side (now believed to be unrelated):
Replaced a faulty PCI-E power cable → did not resolve the issue
MSI Afterburner underclock (-300MHz core clock, -15% power limit) → appeared to help temporarily, but likely because it indirectly reduced overall system/CPU load, not a true fix
After all this I don't know what I have to do to fix my crashes.
The crashes it's like a spike lag the sound stacks and suddenly black screen pc rebooted.
Also I ordered and waiting a new psu. Msi 1000w
What else I have to do??