SQL Server 2025: Using ZSTD Compression for SQL Server Backups

SQL Server 2025 introduces a new compression algorithm called ZSTD (Zstandard) , which can enhance database backup performance. Using ZSTD allows for greater control over backup performance, particularly concerning CPU usage and backup duration. I recently conducted some preliminary benchmarks comparing ZSTD at its three compression levels with the existing MS_XPRESS algorithm. The results are…