April 2025 Update: Unfortunately, our computer science gallery is not on display at the moment. Our museum is undergoing a large renovation, and we already re-opened the first part with 19 new galleries in 2022. But the second half of the building will be under construction for at least 5 more years. Therefore Cray-1 has […]
About the Deutsches Museum – Munich Read More »
Toby Harness reports – I released detailed YMP and Cray-2 3D model plans on Thingiverse.com The YMP can run a full emulator, booting UNICOS (by Modular Circuits/The Cray Files). The Cray 2 doesn’t have an emulator, but does have a floodable tank option, with an air or water pump for bubbles (this option is still
3D Models YMP-D and Cray-2 Read More »
Dan Hogberg writes on FB 2025 8 January at 20:31 · Hello Friends of Cray Research. It is with heartfelt sadness and fondest remembrance that I share the passing of Michael “Mick” Dungworth, one of the truly unique leaders and members of the Cray community. Mick left us peacefully a few weeks ago, and is survived by
Michael “Mick” Dungworth Obituary 2025 Read More »
Seymour Cray was a serial inventor at a large and small scale. Having a look at a couple of his patents can be quite enlightening. Browsing over at the US patent office the earliest found was “US-2741758-A Magnetic core logical circuits. From April 1956“. This patent was to reduce the power consumption and improve reliability
A threesome of Seymour Cray Patents Read More »
Here is a list of the patents assigned to Cray Research The contents of these documents can be found using the look up site here Document/Patent number Title Inventor name Publication date Pages US-6173428-B1 Apparatus and method for testing using clocked test access port controller for level sensitive scan designs West; Jeffrey D. 09/01/2001 18
List of patents with Cray Research as Assignee Read More »
Here is a list of the patents authored by Seymour Cray. The contents of these documents can be found using the look up site here Document/Patent number Title Inventor name Publication date Pages US-5349677-A Apparatus for calculating delay when executing vector tailgating instructions and using delay to facilitate simultaneous reading of operands from and
List of Patents with Seymour Cray as inventor Read More »
A few notes about Crays at Boeing inspired by this FB post in “Cray Pioneers” Greg Woodman Posted a day ago Dec 2024 · I attended a Boeing HPC reunion lunch yesterday. Cray was a vendor to them for 30+ years. Cray 1, 1S xmp,ymp,T90,X1. They are so proud that they supported and influenced Cray
Cray Research at Boeing Read More »
A few product development roadmaps as they changed over time from 2000 t0 2010. Comment: Back in the early days Cray Research had multiple lines of somewhat competing vector computing products Cray-2 & XMP then later the C90 & Cray-3. At other times Cray was transitioning from one type of computing to another due to
Cray Inc Vision and Roadmaps for product development 2000 .. 2010 Read More »
The VTKK Site in Finland has hosted a range of Cray and other supercomputers since it was noted in Cray Channels that … <<< but See also below A document “Supercomputing in Finland and Europe” by Janne Ignatius 9.1.2015 provide insight into the Cray (and other) Supercomputers in Finland. Best pictures extracted here – Full
Cray Supercomputers at VTKK / CSC and in Finland Read More »
Finally found a set of PVP module pictures to go with the pre-2000 Family tree. Pictures from the Scott G. Collection at CBI. Photos were taken by Scott Grabow on December 19, 2000 just prior to the Cray Inc. Computer Center moving out of 655D Lone Oak Road, Eagan, MN. The larger family tree
Cray Module Pictures Read More »
My post in “At the controls” FB group got deleted because the content was mostly after 1970 – So here we are people “At the controls of Supercomputers” – Send your pictures to the usual address. In some reference caption text if you can.
At the controls – Mostly Supercomputers Read More »
Cray Research and Cray Inc Stories Hold issue failure A Cray analyst once told me of a strange problem that an oil company in Texas had where they reported that for some reason the seismic job that they ran every day on their X-MP that normally took many hours to run had started running
Jim Masocco recalls Cray Research and Cray Inc Stories Read More »
From https://cray-cyber.org/old/systems/E10kborn.php How the Sun Enterprise 10000 was born A group of engineers in San Diego left their jobs at well established corporations (especially a large number of former NCR employees) to form their own company. They set out to build massively parallel computers with Sparc processors. The market they were targetting has traditionally been
How the Sun Enterprise 10000 was born from the Cray CS6400 Read More »
Cray Stories During the 25 years that I worked for Cray I was fortunate enough to meet many interesting people and hear many stories and urban legends about Seymour Cray, the company as well as interesting events that happened in the field. In some cases I even got to hear the story behind the story.
Jim Masocco recalls Seymour Cray Stories – With Interview Read More »
This collection of flash card collection images used on the HP timeline document. Thanks to Barb for sending over the photos.
System flash card collection From Barb Jorgensen Smith Read More »
