NAS welcomes the visitors from SLAC/KIPAC and SGI 180.97 Kb	Bill Thigpen, Columbia Project Manager, explains how it was assembled in <120 days! 178.24 Kb	Project Columbia's cluster of 20 SGI Altix nodes: 10,240 processors 182.20 Kb
Richard Mount (cellphone in belt) and the group listen to Project Columbia's introduction 199.23 Kb	Stewart Marshall at the back of nodes 178.13 Kb	Columbia Project benchmark: 51.9 Teraflops (trillion floating-point operations/second) 165.37 Kb
Project Columbia utilization status 182.60 Kb	NUMAlink Interconnect Fabric 200.60 Kb	Cooling fans inside Altix rack 252.85 Kb
Altix 3700 Bx2 rack: 512 Intel Itanium2 processors each 153.32 Kb	Some of the Altix nodes 124.19 Kb	Neat cabling 269.05 Kb
Floor access 232.50 Kb	Fiber optics cabling conduits 225.00 Kb	Fiber optics cabling detail: each cable contains 16 fibers 198.60 Kb
Back 221.78 Kb	Back details 313.55 Kb	Chuck next to the Cray 145.93 Kb
Bill pointing to the Cray rack 162.98 Kb	Water-cooled door 175.60 Kb	NUMAlink which interconnects the nodes 223.23 Kb
NUMAlink details 261.48 Kb	Visualization center multi-variate demonstration 245.37 Kb	Hubble ultra deep field 219.81 Kb
Columbia System 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