CPU is not recognized

Haiko

New Member
Feb 20, 2025
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Hello,
today I tried to install Proxmox VE 8.3-1 at a Ryzen 3700X System with 35 GB RAM and 2 GB Nvme. But, whatever I try out, the CPU is not recognized correctly. The count of cores is every time only 1

root@ibd:~# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Address sizes: 43 bits physical, 48 bits virtual
Byte Order: Little Endian
CPU(s): 1
On-line CPU(s) list: 0
Vendor ID: AuthenticAMD
BIOS Vendor ID: Advanced Micro Devices, Inc.
Model name: AMD Ryzen 7 3700X 8-Core Processor
BIOS Model name: AMD Ryzen 7 3700X 8-Core Processor Unknown CPU @ 3.6GHz
BIOS CPU family: 107
CPU family: 23
Model: 113
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 1
Stepping: 0
BogoMIPS: 7186.79

Does anybody have an idea?

Thank you,
Haiko