: Platforms like eBay frequently have listings for older retail and OEM box packs, with prices ranging from under $35 for individual CALs to over $300 for full Standard or Workgroup editions. Critical Lifecycle Information
You can still find various editions of SQL Server 2008 R2 from third-party vendors: buy sql 2008 r2
Before purchasing, consider the support status of this version: Microsoft SQL Server 2008 R2 - Microsoft Lifecycle : Platforms like eBay frequently have listings for