VAX 4000 series

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VAX 4000

The VAX 4000 series was a series of VAX minicomputer systems. They were introduced in 1990 as replacements/upgrades for the MicroVAX 3100 series. They were built around the KA650 CPU, and later the KA655 CPU and the KA660 CPU, which all used the KA650 Main Memory System; and the KA670 CPU, which used the KA670 Main Memory System. Disk mass storage was supported using the DSSI bus, and general I/O used the QBUS.

The models in the series were:

The VAXserver 4000 series is a related category using the same hardware base; the VAXstation 4000 series apparently shares only the name.

External links