You should check not only version-number, but build-number too. You can find it i.e. in VMware patch download portal:
https://my.vmware.com/group/vmware/patch
So right now, the latest (non-beta) version is ESXi 5.1.0, build number 1157734
You should check not only version-number, but build-number too. You can find it i.e. in VMware patch download portal:
https://my.vmware.com/group/vmware/patch
So right now, the latest (non-beta) version is ESXi 5.1.0, build number 1157734