VMware Builds and Update Levels
I found this very useful hence sharing it http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1014508&src=vmw_so_vex_mmakh_407 Version Release Date Build Number Installer Build Number ESXi 5.5 Patch 3 2014-10-15 2143827 N/A ESXi 5.5 Update 2 2014-09-09 2068190 N/A ESXi 5.5 Patch 2 2014-07-01 1892794 N/A ESXi 5.5 Express Patch 4 2014-06-11 1881737 N/A ESXi 5.5 Update 1a…