I've re-tested the Ampere Altra Max with Cinebench 2024 after applying a Windows 11 Enterprise license (thanks to nostr:npub15wsjau48w98qyjphltcfkuvqsffpkxqmehsmlat98cvlydxy6kgquenjgm!) and rebooting...

And still only getting 64 cores on Windows on Arm.

https://files.mastodon.social/media_attachments/files/111/021/474/172/916/789/original/01d0475b078baec6.jpg