This week on “dumb calculator races vs the VIC-20” we add the TI-81. Its z80 processor is a much more formidable opponent than the Sharp 9300 from the same period. Posted bymrdoornbosJune 21, 2021Posted inon the move Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading...