Listing here the Intel 12.Gen BCLK capable mainboards that can overclock non K 12.Gen Intel CPUs like i5 12400, i5 12500 etc..

ASUS ROG Strix B660-G Gaming WIFI - DDR5
- i7 12700F - http://valid.x86.fr/ir8fk8
- i5 12400F - http://valid.x86.fr/478tep
- i5 12500 - https://valid.x86.fr/g8pe1f (my own)

ASUS ROG Strix B660-F Gaming WIFI - DDR5
- Pentium G7400 https://valid.x86.fr/izax6f
- Celeron G6900 http://valid.x86.fr/k4hz4y
- i3 12100 - http://valid.x86.fr/wila8y
- i5 12400F - http://valid.x86.fr/0kmwkn
- i5 12500 - http://valid.x86.fr/0kmwkn

MSI MAG B660M MORTAR MAX WIFI DDR4
- i3 12100 - http://valid.x86.fr/gtbvey
- i5 12400 - http://valid.x86.fr/bh0l8c
- i5 12500 - http://valid.x86.fr/bh0l8c
- i7 12700 - http://valid.x86.fr/qs0ehq

ASRock B660M PG Riptide - DDR4
- i5 12490 - https://valid.x86.fr/008eux
- i5 12500 - http://valid.x86.fr/xlbvml

ASRock B760M PG Riptide - DDR5
- i5 12400F - http://valid.x86.fr/2l9xv1
- i5 12400F - https://valid.x86.fr/auqq6e
- i5 12500 - http://valid.x86.fr/mp0j9y

MSI MAG B760M Mortar Max - DDR5
- no BCLK validations found on valid.x86.fr
-https://www.kitguru.net/components/mo...rclocking/
- OC Engine: With the clock generator, the OC Engine technology releases the maximum power of CPU.
https://www.msi.com/Motherboard/MAG-B...R-MAX-WIFI

How to find those CPU-Z validations?
Just google for example: valid.x86.fr b660 f-gaming and check if CPU clock speed is overclocked.

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From the HWBot forum:
Boards & Bioses WITH non-K OC support, according to members or submissions:
bios versions that are newer than the ones mentioned will likely offer nonK-OC support also.

MSI Z690I Unify ( bioses: **E7D29IMS.111; **E7D29IMS.122; **E7D29IMS.124 (modded, H0 stepping only))
MSI Z690 Unify X ( bioses: A22TC, A22TH (C for C0 stepping, H for H0 stepping))
*** "asian versions" of MSI MAG B660M MORTAR MAX WIFI DDR4

ASUS maximus Z690 formula ( bios: 0811 )
ASUS maximus Z690 extreme ( bios: 0811 )
ASUS maximus Z690 hero ( bios: 0811; 1003 )
ASUS maximus Z690 apex ( bios: 0811; 0072; 0090; 1304 )

ASUS STRIX B660 G gaming wifi ( bios: 1003; 1203 )
ASUS STRIX B660 F gaming wifi ( bios: 1003 )

Gigabyte Z690 Aorus Tachyon ( bios: *X2i, X3b, X3c )

ASRock z690 Aqua OC ( bios: 4.05.BC10 )
ASRock Z690 Taichi ( bios: 12.01 )
ASRock Z690 PG Velocita ( bios: 10.02, 11.01, ... )
ASRock B660M PG Riptide ( bios: 3.01, ... )


Sources:
HWBot forum post source: https://community.hwbot.org/topic/210...-versions/
Tom's Hardware soruce: https://www.tomshardware.com/news/msi...otherboard