Specification Web Standard Enterprise Datacenter
Sockets - x86 4 4 8 32
Sockets - x64 4 4 8 64
RAM - 64-bit 4 GB 4 GB 64 GB 64 GB
RAM - 32-bit 32 GB 32 GB 2 TB 2 TB
Hot Add Memory No No Yes Yes
Hot Replace Memory / Add/Replace Processor No No No Yes
Failover Cluster Nodes -- -- 16 16
Fault-Tolerant Memory Sync No No Yes Yes
Cross-File Replication (DFS-R) No No Yes Yes
Network Access Connections (RRAS) -- 250 Unlimited Unlimited
Network Access Connections (IAS) -- 50 Unlimited Unlimited
Terminal Server Connections -- 250 Unlimited Unlimited
Virtual Image Use Rights -- 1 4 Unlimited
Remote Desktop Admin Connections 2 2 2 2

Pricing Web Standard Enterprise Datacenter
Single Processor Server $20.00 $150.00 $250.00 $50.00
Dual Processor Server $30.00 $300.00 $500.00 $100.00