Now a lot of coins for mining depend on the core of the video card and the memory does not greatly affect the hash rate, although Samsung has released an announcement about its new DDR7 memory.
"boosted speed per pin of up to 32Gbps."
https://bitcointalksearch.org/topic/m.62572939
HBM memory sounds great.i love them too.vegas are incredible cards even today monster cards that lives among us.
After the Ethereum changed the algorithm, the mining of video cards ended. Currently there are no coins for mining for any graphics card manufacturer with a good payback period. The best payback rates are around 3 years, but this is inaccurate.