Revit Architecture 2012
http://updatesdl.autodesk.com/updates/files/autodesk_revit_architecture_2012-x64_update_1.exe
Revit MEP 2012
http://updatesdl.autodesk.com/updates/files/autodesk_revit_mep_2012-x64_update_1.exe
Revit Structure 2012
http://updatesdl.autodesk.com/updates/files/autodesk_revit_structure_2012-x64_update_1.exe
These links seem to be for 64-bit versions.
via this post at
REvit 2012 Service Pack 1 out? – Page 3:
FYI – your RST link isnt quite right, there is an eronious space syntax left at the end of the link.
Thanks – fixed.
Here is the Build info for RAC:
20110622_0930(x64)
Update Release 1