https://bugs.winehq.org/show_bug.cgi?id=57019
--- Comment #1 from Brendan Shanks bshanks@codeweavers.com --- I created MR7105 (https://gitlab.winehq.org/wine/wine/-/merge_requests/7105) that should fix this.
Pre-2.5 Macs (~2014 and earlier) can use tables generated by ntdll, and 2.5+ can continue using actual SMBIOS tables.