Rumors have been circulating on Reddit, and bitcointalk.org that Bitmain has plans to release a new Ethereum mining ASIC. It's said to have "72 Gigabyte DRAM memory.”! Links for sources listed down below. Please subscribe for more news coverage.
Bitcoin Talk:
https://bitcointalk.org/index.php?topic=2932282.0
Reddit:
https://www.reddit.com/r/EtherMining/comments/7x0gkx/bitmain_asic_f3_coming/