This package was compiled with the following:

GEOS 3.3.3 http://trac.osgeo.org/geos/
GDAL 1.9.0 http://gdal.org/
PROJ 4.8.0 http://proj.osgeo.org http://download.osgeo.org/proj/proj-4.8.0.tar.gz
PostGIS 2.0.0rc2 r9589 https://svn.osgeo.org/postgis/tags/2.0.0rc2 (http://www.postgis.org/download/postgis-2.0.0rc2.tar.gz)

Instructions if you want to compile your own can be found at:
http://trac.osgeo.org/postgis/wiki/DevWikiWinMingW64