: Includes 8-node clustering support through Microsoft Cluster Server (MSCS). 64-bit (x64) : RAM Limits : Massive leap to 1 TB of RAM support.
Windows Server 2003 R2 Enterprise Edition with Service Pack 2 (SP2) is a specialized server operating system designed for medium-to-large businesses
Microsoft once provided free 180-day trial ISOs for Server 2003 R2 SP2. Those links have been deprecated. However, some archival mirrors exist for – note these require a specific product key and will activate but are strictly for testing.
: Supports up to 1 TB of RAM with SP2 installed.
