Odd Power Macintosh 8100 motherboard

[hyperneogeo]

Continuing on from the odd motherboards I picked up. 

What does that number mean? Thanks!

 

[belgaonkar]

Unlike the Quadra 800 from your last post, Apple did make a 100MHz Powermac 8100. This looks to be a production board.

 

[hyperneogeo]

Oh I know that, I'm curious about the model number there..the AP2430

 

[omidimo]

March 1994 - 80mhz

November 1994 - 100mhz

January 1995 - 110mhz