480
Microsoft doesn't know what to do about the memory pricing crisis Microsoft is causing
(www.pcgamer.com)
This is a most excellent place for technology news and articles.
That's about as hard to do as making the chips in the first place... So that also would take 10+ years of r&d and build up.
There's a reason it's taken China literally decades to catch up with home grown alteratives and they still aren't entirely there.