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