Minimum Requirements for Checkmate 5.3 

Server

.Net Framework Version 2.0  SP2
Windows Vista(SP1), Windows XP(SP2 and SP3) , Windows Server 2003/2008
Minimum 2GB RAM
Fast disk drives – OS and Data on separate disk
SQL Server 2005 Express (Data < 4GB)
Internet Access - High Speed for best performance

 Client
.Net Framework Version 2.0  SP2
Windows Vista(SP1), Windows XP(SP2 and SP3)
Minimum 1GB RAM
Microsoft MapPoint 2009 (If address look up feature required)
Internet Access - High Speed for best performance
Internet Explorer 6 or 7