2021

Cray Systems for Customers – Extracts from Cray Channels

The Cray Channels magazine provides some insight into the customer and applications that used Cray Research Supecomputers. The Corporate Register section often listed customer orders and installation of Cray systems around the world. These have been extracted and are presented here for review. Further data analysis can be found on the Cray Channels Organisation page. […]

Cray Systems for Customers – Extracts from Cray Channels Read More »

Cray and Other Timeline documents

The history of Cray branded computers is long and has a few twists along the way. Beginning as a classic start-up in 1976 and building to a multi-million dollar company Cray Research Inc went through cycles of boom, innovation, not-quite-bust, buyout (three times), occasional refocus and of course a split with the founder. A few

Cray and Other Timeline documents Read More »

Cray YMP-EL boot up sequence and annotated configuration files

  Cray EL boot sequence for sn5411 This document shows the boot sequence, as seen from the system console of a 2 IOS, 8 CPU Cray EL followed by the IOS and system configuration files. The later of which is passed to Unicos during the boot. User input in bold. HK68/V30 ver 01.04 -Power Up

Cray YMP-EL boot up sequence and annotated configuration files Read More »

About the Computer Museum of America CMoA

A .pdf about the Computer museum of America in Roswell, North of Atlanta GA. Hosts a substantial collection of Cray and other systems. This is a great place to see a range of different computers that Cray Research delivered to customers. Also houses a range of computer artefacts and interpretation displays. Bring the kids, bring

About the Computer Museum of America CMoA Read More »

Cray-2 Memories

The slides from a chat with some Cray-2 Engineers that was hosted by CMoA on Star wars day 2021. Cray-2_MemoriesFINAL The Cray-2 is a fascinating and innovative machine that deserves a better write-up. Four best features of the Cray-2 • Density of electronics, it’s a very small machine compared to contemporaries. • Speed of processor using

Cray-2 Memories Read More »

World Land Speed record and Cray Research

I am a big fan of the 1997 Thrust SSC project and the current BloodHound SSC project. For the sheer engineering daring and boldness of ambition. For the mission to promote engineering and science as a profession and push back the frontiers of the possible. Here is the Cray Channels 1997 write up of the aerodynamic study

World Land Speed record and Cray Research Read More »

Apple Computer and Cray Research – some notes

What are the Cray Research connections with Apple Computers ?   ​ Cray XMP/48 with Apple SE inside (c)1987 John Greenleigh   Cray Research and Apple Computers, seemly at opposite ends of the computer price spectrum, do have some subtle historical links. It is well known that Seymour Cray used an Apple desktop when designing Cray Computer Corp

Apple Computer and Cray Research – some notes Read More »

Scroll to Top