There are no stupid questions, only stupid answers.
The 68030 relates to the processor type i.e
in the pc world it would have been a 286, 386 or 486 etc
the motorola chips were names 68000 (A1000,a500,a500+,a600 etc, 68010 ( not seen much in the wild), 68020 (amiga A1200), 68030 (A2000 , A4000 and accelerator cards), 68040 ( A4000 and aceelerator cards) and 68060 (accelerator cards only)
hope this helps