I just tried updating this laptop to the shiny new Centos version and it appears that Mate doesn't like the new version of libgtop, as you can see here:
Error: Package: marco-1.16.1-3.el7.x86_64 (@epel) Requires: libgtop-2.0.so.10()(64bit) Removing: libgtop2-2.34.2-2.el7.x86_64 (@base) libgtop-2.0.so.10()(64bit) Updated By: libgtop2-2.38.0-3.el7.x86_64 (base) ~libgtop-2.0.so.11()(64bit) Error: Package: mate-applets-1.16.0-1.el7.x86_64 (@epel) Requires: libgtop-2.0.so.10()(64bit) Removing: libgtop2-2.34.2-2.el7.x86_64 (@base) libgtop-2.0.so.10()(64bit) Updated By: libgtop2-2.38.0-3.el7.x86_64 (base) ~libgtop-2.0.so.11()(64bit) Error: Package: mate-disk-usage-analyzer-1.16.1-1.el7.x86_64 (@epel) Requires: libgtop-2.0.so.10()(64bit) Removing: libgtop2-2.34.2-2.el7.x86_64 (@base) libgtop-2.0.so.10()(64bit) Updated By: libgtop2-2.38.0-3.el7.x86_64 (base) ~libgtop-2.0.so.11()(64bit) Error: Package: mate-system-monitor-1.16.0-1.el7.x86_64 (@epel) Requires: libgtop-2.0.so.10()(64bit) Removing: libgtop2-2.34.2-2.el7.x86_64 (@base) libgtop-2.0.so.10()(64bit) Updated By: libgtop2-2.38.0-3.el7.x86_64 (base) ~libgtop-2.0.so.11()(64bit)