Yup. Please note the Ubiquity's edgerouters have similar pps rate in certain packet sizes [0], I guess it's because of slow Mediatek CPU. ER-X-family also is a bit crippled in terms of hardware offloading [1].
[0]: https://www.ui.com/edgemax/comparison/
[1]: https://help.ubnt.com/hc/en-us/articles/115006567467-EdgeRou...