avx512 only available for early alder lake, and with old version of microcode(cpu90672 0x16), with e-core all disabled.
this bios mod regradless of avx2/avx512 option in bios, it will force avx2 and avx512(if available) enable.
Z690MAELITEAXDDR4.F28.zip (8.6 MB)
credit: Intel AlderLake/Rocketlake AVX-512 Enable/Disable