Machine Families

Cray-3 and Cray-4 Range <img width=”300″ height=”226″ src=”https://cray-history.net/wp-content/uploads/2021/07/Cray-3_JDLT_09-300×226.png” alt=”” srcset=”https://i0.wp.com/cray-history.net/wp-content/uploads/2021/07/Cray-3_JDLT_09.png?resize=300%2C226&ssl=1 300w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/07/Cray-3_JDLT_09.png?resize=1024%2C772&ssl=1 1024w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/07/Cray-3_JDLT_09.png?resize=768%2C579&ssl=1 768w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/07/Cray-3_JDLT_09.png?w=1500&ssl=1 1500w” sizes=”(max-width: 300px) 100vw, 300px” /> The Cray-3 and Cray-4 prototype are the last in an impressive line of computers designed by Seymour Cray. Similar to the Cray-2 in size and cooling arrangements but the modules shrunk and the

Cray-1 Machines <a href=”https://cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png” data-elementor-open-lightbox=”yes” data-elementor-lightbox-title=”cropped-Jean-Cray-1-Blue-Logo.png” data-elementor-lightbox-description=”https://chdev.co.uk/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png” data-e-action-hash=”#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjY3OCwidXJsIjoiaHR0cHM6XC9cL2NyYXktaGlzdG9yeS5uZXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjFcLzA4XC9jcm9wcGVkLUplYW4tQ3JheS0xLUJsdWUtTG9nby5wbmcifQ%3D%3D”> <img width=”150″ height=”150″ src=”https://cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo-150×150.png” alt=”” srcset=”https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=150%2C150&ssl=1 150w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=300%2C300&ssl=1 300w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=270%2C270&ssl=1 270w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=192%2C192&ssl=1 192w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=180%2C180&ssl=1 180w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?resize=32%2C32&ssl=1 32w, https://i0.wp.com/cray-history.net/wp-content/uploads/2021/08/cropped-Jean-Cray-1-Blue-Logo.png?w=512&ssl=1 512w” sizes=”(max-width: 150px) 100vw, 150px” /> </a> The Cray-1 is the foundation from which the supercomputing industry was born. This was not the first computer aimed at the technical

Cray-2 Range page <a href=”https://cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46.png” data-elementor-open-lightbox=”yes” data-elementor-lightbox-title=”Enscape_2022-09-27-15-56-46″ data-e-action-hash=”#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTExMDMsInVybCI6Imh0dHBzOlwvXC9jcmF5LWhpc3RvcnkubmV0XC93cC1jb250ZW50XC91cGxvYWRzXC8yMDI1XC8wM1wvRW5zY2FwZV8yMDIyLTA5LTI3LTE1LTU2LTQ2LnBuZyJ9″> <img width=”300″ height=”207″ src=”https://cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46-300×207.png” alt=”” srcset=”https://i0.wp.com/cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46.png?resize=300%2C207&ssl=1 300w, https://i0.wp.com/cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46.png?resize=1024%2C707&ssl=1 1024w, https://i0.wp.com/cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46.png?resize=768%2C531&ssl=1 768w, https://i0.wp.com/cray-history.net/wp-content/uploads/2025/03/Enscape_2022-09-27-15-56-46.png?w=1258&ssl=1 1258w” sizes=”(max-width: 300px) 100vw, 300px” /> </a> The Cray-2 series of computers were manufactured from 1985 till 1990. At the time, the Cray-2 had the largest static memory of any computer in the world. This