Mini Museum - CRAY-1 Supercomputer Module Board Fragment & IC Chip (1975)

Mini Museum - CRAY-1 Supercomputer Fragment 

Seen here is a small section of an original CRAY-1 Module board and IC Chip. It was part of the Cray-1 Supercomputer that was installed at the Lawrenece Livermore National Laboratory. 

Source: Minimuseum.com 

Cray-1 Supercomputer 

The Cray-1 was introduced in 1975, and is considered the first commercially available Supercomputer. It weighed 5.5 tons!