OL6.7 yum weirdness

Server1 is OL6.7 - 2.6.39-400.276.1.el6uek.x86_64.

Server2 is OL6.10 - 3.8.13-16.2.1.el6uek.x86_64.

yum reports the same version number on both servers, but with different rpms.

Server1:

[root@server-xx-1 ~]# yum --version
3.2.29
 Installed: rpm-4.8.0-47.el6.x86_64 at 2016-05-26 08:31
 Built  : None at 2015-07-23 07:22
 Committed: Lubos Kardos <lkardos@redhat.com> at 2015-06-15

 Installed: yum-3.2.29-81.0.1.el6.noarch at 2022-03-28 12:35
 Built  : None at 2017-01-12 03:24
 Committed: EL Errata <el-errata_ww@oracle.com> at 2017-01-08

 Server2: 

root@server-xx-[~]> yum --version
3.2.29
 Installed: rpm-4.8.0-59.el6.x86_64 at 2018-11-21 11:11
 Built  : None at 2018-05-01 06:38
 Committed: Panu Matilainen <pmatilai@redhat.com> at 2018-03-26

 Installed: yum-3.2.29-81.0.1.el6.noarch at 2018-03-29 06:19
 Built  : None at 2017-01-12 03:24
 Committed: EL Errata <el-errata_ww@oracle.com> at 2017-01-08