537
Dell and Lenovo may limit mid-range laptops to 8GB DDR5 RAM in response to rising memory prices
(www.notebookcheck.net)
This is a most excellent place for technology news and articles.
There are some in-between boards as well. I've an Intel 12th gen board that comes in DDR4 and DDR5 varieties. Either one will be an upgrade from an 11th gen, but it will be a bit faster with the DDR5 board.