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Jaguar: The World?s Most Powerful Computer...

by Arthur S Bland, James H Rogers Ii, Ricky A Kendall, Douglas B Kothe, Galen M Shipman
Publication Type
Conference Paper
Publication Date
Conference Name
Cray User Group 2009
Conference Location
Atlanta, Georgia, United States of America
Conference Sponsor
ORNL, Cray, Inc., LSI, AMD, DataDirect, Cluster Resources, Altair, PGI, Platform, TotalView
Conference Date

The Cray XT system at ORNL is the world�s most powerful computer with several applications exceeding one-petaflops performance. This paper describes the architecture of Jaguar with combined XT4 and XT5 nodes along with an external Lustre file system and external login nodes. We also present some early results from Jaguar.