Microsoft recommends the following as the minimum hardware requirements for running SQL Server:
Storage: Server requires a minimum of 6 GB of available hard drive space.
Memory: At least 4 GB and should be increased as database size increases to ensure optimal performance
Processor: 2.0 GHz or faster x64 processor such as AMD Opteron, AMD Athlon 64, Intel Xeon with Intel EM64T support, Intel Pentium IV with EM64T support
For more details on Microsoft's requirements for SQL Server please see:
https://learn.microsoft.com/en-us/sql/sql-server/install/hardware-and-software-requirements-for-installing-sql-server-2022?view=sql-server-ver16