(from memory) more than twice the FLOPS, 60% more RAM bandwidth, but only 20% more FPS at best.

There's something strange going on.

At the moment the flagships are being matched by the 6950xt in some benchmarks. Hopefully the ‘fine wine’ effect kicks in and the 7900xtx gains on the 4090. The gpu market desperately needs that to happen.

It's significantly less power efficient than was shown off.