NAS
COMPUTING RESOURCES - COLUMBIA SUPERCOMPUTER
The Columbia
supercomputer is making it possible for NASA to achieve
breakthroughs in science and engineering for the
agency's missions and Vision for Space Exploration.
Columbia's highly advanced architecture will also be
made available to a broader national science and
engineering community.
Columbia System
Facts
Based on SGI® NUMAflex™
architecture
20 SGI® Altix™ 3700 superclusters,
each with 512 processors
Global shared memory across
512 processors
10,240 Intel Itanium® 2
processors
Current processor speed: 1.5
gigahertz
Current cache: 6 megabytes
1
terabyte of memory per 512 processors, with 20 terabytes
total memory
Operating Environment
Linux® based operating system
PBS Pro™ job
scheduler
Intel® Fortran/C/C++ compiler
SGI®
ProPack™ 3.2 software
Interconnect
SGI® NUMAlink™
InfiniBand network
10 gigabit
Ethernet
1 gigabit Ethernet
Storage
Online: 440 terabytes of Fibre Channel RAID
storage
Archive storage capacity: 10 petabytes
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 ADDITIONAL
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