Hardware sizing will be done after completion of project.
which will relay on number of factors mentioned below.
- Data volumes
- Development of all application and its number
- Identifying of number of user Involved
but to give start I will give you some standard recomendations
Can be any one of the below.
Windows Server 2003 x64 Edition
Windows Server 2008 R2 x64 Edition
Quad core processor
Required minimum of 64 GB of Ram, With extendable ram slots or Capabilities. So that ram can be increased upon required.
Note:- This thing are subjected to change. Final recommendation will be given upon completion of developement cycle.
Also for your reference I will attach a document for hardware sizing.
to download go through the link mentioned below.
Hope that helps