Asrock Z390 Extreme4 unstable work with 9900K

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   Asrock Z390 Extreme4 unstable work with 9900K CPU.

I installed Ubuntu 20.04 LTS (5.4.0-39 kernel).
The system freezes or reboots periodically.

Hardware:
CPU: Intel(R) Core(TM) i9-9900K
Memory: 4x16 Kingston HyperX Fury DDR4 3200 ??? KHX3200C16D4/16GX
Power water cooling: less than 50 degrees on CPU.

BIOS updated to 4.30 (no changes)

Intel Hyper Threading disabled.
Intel Turbo Boost enabled.
MultiCore Enhancement enabled.
CPU C3,C6,C7,C10 States disabled.

Memory tests passed successfully.

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devd Members Profile Send Private Message Find Members Posts Add to Buddy List Newbie Joined: 29 Jun 2020 Location: Moscow Status: Offline Points: 3	Post Options Post Reply Quote devd Report Post Thanks(0) Quote Reply Topic: Asrock Z390 Extreme4 unstable work with 9900K Posted: 30 Jun 2020 at 12:13am
	Asrock Z390 Extreme4 unstable work with 9900K CPU. I installed Ubuntu 20.04 LTS (5.4.0-39 kernel). The system freezes or reboots periodically. Hardware: CPU: Intel(R) Core(TM) i9-9900K Memory: 4x16 Kingston HyperX Fury DDR4 3200 ??? KHX3200C16D4/16GX Power water cooling: less than 50 degrees on CPU. BIOS updated to 4.30 (no changes) Intel Hyper Threading disabled. Intel Turbo Boost enabled. MultiCore Enhancement enabled. CPU C3,C6,C7,C10 States disabled. Memory tests passed successfully.