Referencia del sitio de technet:
http://technet.microsoft.com/en-us/library/cc263467.aspx
Para cuando sea necesario...
Infrastructure Update (KB951695 & KB951297)
12.0.0.6318
Post-SP1 hotfix (KB953137 & KB953138)
12.0.0.6316.500
Post-SP1 hotfix (KB952698 & KB952704)
12.0.0.6315
Post-SP1 hotfix (KB948945)
12.0.0.6303
Post-SP1 hotfix (KB941274)
12.0.0.6301
Post-SP1 hotfix (KB941422)
12.0.0.6300
12.0.0.6219
12.0.0.4518
Referencia:
http://blogs.msdn.com/aaronsaikovski/archive/2008/07/31/quick-field-reference-moss-2007-wss-v3-0-version-guide.aspx