The picture would not be complete without a look at the MicroVAX I, the II's predecessor. It is said that its development started after that of the MicroVAX II, and it was finished and released before the MicroVAX II, thanks to computer-aided design.

At a whopping 0.3 VUPS, anyone in their right mind would try to avoid running this machine at any cost.

Codenamed "Seahorse", released in 1984, painfully slow, and quickly replaced by the MicroVAX II.

Its CPU (pictured below) spanned two QBUS boards:

The CPU came with its own bulkhead and pocket service guide.

And its set of manuals and utility floppies.