Microsoft Windows Server 2008 Standard Edition HP ROK
Micorsoft's next generation operating system designed to be the most flexible and robust Windows Server operating system to date.  HP ROCK OEM kit Includes:

• 32-bit and x64 DVD Media

• Documentation on CD

• 5 CALs or Client Access Licenses

• Certificate of Authenticity (COA)
  

Microsoft Windows Server 2008 FoundationHP ROK
A new operating system edition from Microsoft that is targeted at SOHO, Micro Businesses and Small Businesses.  Limitations Includes:

• 15 User Limit

• 1 socket systems only

• 8GB maximum memory support

• No virtualization use rights