I forgot to mention that the original motherboard has a label on it that says:
9000 830 900
melecs EWG AI 06.02
18.09.14 03:54 D
Typ: PC (220-240)V AC
EPG70002
Both of the new boards say:
9000 830 900
WKKT AI 06/02
18.12.22 16:17 02
Typ:PC (220-240)V AC
EPG70002