This delightful-looking deck of cards, featuring classic computers, is yours for $15 from the already-successful Kickstarter campaign.
The selection is good and each card has the right stats: CPU model and bit-width, clock frequency, RAM, display resolution, maximum number of on-screen colors, and the year it was launched.
There are already over 30 retro computers in the deck. As well as 8-bit classics there are a few early 16-bit and 32-bit machines too (e.g. Commodore Amiga, Atari ST, Acorn Archimedes). The machines we have so far: