I have no clue where you got your info but Windows 12 beta is running on 4gb of ram. It does not need 16gb I foind this out from Microsoft Chatgpt. Since I am Microsoft Premium user I was able to call somebody at Microsoft. Minimum requirement are
Processor: 1 GHz or faster with 2 or more cores...
The settings on mine by default was set to turn after 1 minute. No wonder My 4 ext. drives were casing me delays. Changed it to 60 minutes now no delay at all while using my laptop. Much quicker now
Thanks a lot