If your patched ISO has a different checksum, recalculate using Get-FileHash or certutil -hashfile .

The specific file you're referencing, en_sql_server_2008_r2_standard_x86_x64_ia64_dvd_521546.iso , is the official Microsoft DVD ISO image for the English (US) version of .

To avoid compatibility blocks during the installation phase on newer operating systems, it is highly recommended to run a slipstreamed setup that merges the base ISO content with Service Pack 3 directly from the command line:

Note: The original RTM ISO did not include SP1, SP2, or SP3. A patched version saves significant time during new deployments on legacy systems.

: Specialized support for Intel Itanium processors, which were designed for mission-critical, high-end server workloads requiring massive reliability and uptime. The Role of "Patched" Content

The default installation path is :\Program Files\Microsoft SQL Server\nnn\. Microsoft Learn