The short version is that these are both upper-midrange graphics cards targeting resolutions of 1440p and 4K and meant to compete mainly with Nvidia's incoming and outgoing 4070- and 5070-series ...
AMD's own slide positions the 9070 in between the GRE and the XT/XTX. [4k] for XTX vs [4K+1440] for 9070 vs [1440 Only] for GRE Not saying the 9070 is a bad value proposition. Live benchmarks will ...