[piotrkubisa]

Based on information I've found in article [0] pfSense had problems with reaching 1 Gbps but it seems disabling hardware offloading significantly increases throughput [1] (940 Mbps).

[0]: https://teklager.se/en/knowledge-base/apu2c0-ipfire-throughp...

[1]: https://teklager.se/en/knowledge-base/apu2-1-gigabit-through...