Phison’s Gen 5 controllers will power high-end SSD solutions later this year but the company isn’t yet done with its Gen 4 solutions.
Phison Readies PCIe Gen 4-Based E25 & E20 Controllers to Exist Along Side Gen 5 SSD Controllers

Phison’s Gen 5 controllers will power high-end SSD solutions later this year but the company isn’t yet done with its Gen 4 solutions.