Not a lot... I tried with the RX 5700 XT I had at the time, and quality was a bit lower than RTX 2000 series' encoder at that time and both were much worse than

Not a lot... I tried with the RX 5700 XT I had at the time, and quality was a bit lower than RTX 2000 series' encoder at that time and both were much worse than CPU. But my interest was more in terms of content archival, so been mostly using CPU encoding. For streaming, would guess that the new 7000 series encoder is at least comparable to the RTX 3000 series.