released, a title formerly held by the Cray X-MP. It was, in turn, surpassed by the Cray Y-MP in 1988.

The Cray-2 was the first of Seymour Cray's designs to successfully use multiple CPUs. This had been attempted in the CDC 8600 in the early 1970s, but the emitter-coupled logic (ECL) transistors of the era were too